IPEXL Patent Search: HERCULES INCORPORATED

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Patent Directory

HERCULES INCORPORATED

1. (4861376) High-solids alkyl ketene dimer dispersion.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Edwards; Derek W. (Wilmington, DE), Townsend; David F. (Hockessin, DE) (More From this Inventor...)
Application Date: November 10, 1988
Publication Date: August 29, 1989

2. (6465587) Polymeric fluid loss additives and method of use thereof.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Bair; Keith A. (Landenberg, PA), Chen; Fu (West Chester, PA), Melbouci; Mohand (Wilmington, DE), Young; Teng-Shau (Wilmington, DE), Loo; De-Kai (Wilmington, DE) (More From this Inventor...)
Application Date: December 8, 2000
Publication Date: October 15, 2002

3. (7067499) Cationic polymer composition and its use in conditioning applications.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Erazo-Majewicz; Paquita (Newark, DE), Modi; Jashawant J. (Hockessin, DE), Wheeler, Jr.; Charles R. (Claymont, DE), Xu; Zu-Feng (Newark, DE) (More From this Inventor...)
Application Date: April 4, 2003
Publication Date: June 27, 2006

4. (6333005) Methods of preventing scaling involving inorganic compositions in combination with copolymers of maleic anhydride and isobutylene, and compositions therefor.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Nguyen; Duy (Jacksonville, FL) (More From this Inventor...)
Application Date: June 9, 2000
Publication Date: December 25, 2001

5. (6905694) Hydrophobically modified polysaccharide in personal care products.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Modi; Jashawant J. (Hockessin, DE) (More From this Inventor...)
Application Date: May 12, 1997
Publication Date: June 14, 2005

6. (6562090) Fluid abrasive suspension for use in dentifrices.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Melbouci; Mohand (Wilmington, DE), Modi; Jashawant J. (Hockessin, DE) (More From this Inventor...)
Application Date: August 28, 2000
Publication Date: May 13, 2003

7. (6083492) Hydrophobically modified polysaccharide in anhydrous antiperspirant products.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Modi; Jashawant J. (Hockessin, DE) (More From this Inventor...)
Application Date: December 17, 1998
Publication Date: July 4, 2000

8. (5869029) Dispersible water-soluble or water-swellable polymers and process for making toothpastes containing them.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Graff-Andersen; Arne (Koege, DK), Modi; Jashawant J. (New Castle County, DE) (More From this Inventor...)
Application Date: June 21, 1996
Publication Date: February 9, 1999

9. (5741482) Air treatment gel compositions.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Modi; Jashawant J. (Hockessin, DE) (More From this Inventor...)
Application Date: November 6, 1996
Publication Date: April 21, 1998

10. (5804166) Low VOC hair sprays containing cellulose ethers.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Chan; Anita N. (Wilmington, DE), Clayton; Anthony B. (Wilmington, DE), Modi; Jashawant J. (Hockessin, DE) (More From this Inventor...)
Application Date: May 9, 1997
Publication Date: September 8, 1998

11. (5484952) Process for the manufacture of alkyl ketene dimer.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Nolan; Timothy F. (New Castle, DE), Stubbs; Brian M. (Sidcup, GB2) (More From this Inventor...)
Application Date: May 5, 1994
Publication Date: January 16, 1996

12. (6590050) Polymeric fluid loss additives and method of use thereof.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Bair; Keith A. (Landenberg, PA), Chen; Fu (West Chester, PA), Melbouci; Mohand (Wilmington, DE), Young; Teng-Shau (Wilmington, DE), Loo; De-Kai (Wilmington, DE) (More From this Inventor...)
Application Date: August 20, 2002
Publication Date: July 8, 2003

13. (4079463) High output extruder screw.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Miller; Richard Carson (Hockessin, DE) (More From this Inventor...)
Application Date: February 28, 1977
Publication Date: March 14, 1978

14. (6258342) Process for making toothpaste using agglomerated dispersible polymers.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Harcum; Weldon Wright (New Castle County, DE), Modi; Jashawant J. (New Castle County, DE) (More From this Inventor...)
Application Date: November 3, 1999
Publication Date: July 10, 2001

15. (5268046) Surfactant stabilized nitroglycerin emulsion.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Cline; Philip E. (Greensboro, NC) (More From this Inventor...)
Application Date: August 14, 1992
Publication Date: December 7, 1993

16. (7270727) Paper sized with a sizing agent and a selected sizing promoter.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Varnell; Daniel F. (Newark, DE) (More From this Inventor...)
Application Date: April 28, 2003
Publication Date: September 18, 2007

17. (4605709) Wet strength resin from methylbis(aminopropyl)amine, oxalic acid ester, saturated aliphatic diester and epihalohydrin.
Assignee: Hercules Incorporated (Wilmington, DE) (More From this Assignee...)
Inventor: Maslanka; William W. (Landenburg, PA) (More From this Inventor...)
Application Date: January 8, 1985
Publication Date: August 12, 1986

18. (2123256) PROCESS FOR THE MANUFACTURE OF ALKYL KETENE DIMER; PROCEDE POUR LA FABRICATION D'UN DIMERE D'ALKYLCETENE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: NOLAN, TIMOTHY F. (United States)STUBBS, BRIAN M. (U.K.) (More From this Inventor...)
Application Date: 1994-05-10

19. (1246770) CROSSLINKING COMPOSITION FOR BUTYL RUBBER OR HALOBUTYL RUBBER AND EPIHALOHYDRIN RUBBER BLENDS; COMPOSITION RETICULANTE POUR MELANGES DE CAOUTCHOUC HALOBUTYL, AVEC OU SANS CAOUTCHOUC BUTYL, ET DE CAOUTCHOUC EPIHALOHYDRINE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: BERTA, DOMINIC A. (United States) (More From this Inventor...)
Application Date: 1985-12-24

20. (2096277) SURFACTANTS AS KRAFT PULPING ADDITIVES FOR REJECT REDUCTION AND YIELD INCREASE; AGENTS TENSIO-ACTIFS DU TYPE ADDITIFS POUR PATE KRAFT, POUR REDUIRE LES REJETS ET AUGMENTER LE RENDEMENT.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: LING, TIEN-FENG (United States)HANCOCK, THERESA D. (United States) (More From this Inventor...)
Application Date: 1993-05-14

21. (2248014) PAPER SIZE AND PAPER SIZING PROCESS; COLLE DE PAPIER ET PROCEDE DE COLLAGE DU PAPIER.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: HASSLER, THORD G. (United States)SCHUETZ, JURGEN F. (Germany (Federal Republic of))SMITH, BRYAN C. (Sweden) (More From this Inventor...)
Application Date: 1997-03-14
Publication Date: 1997-09-25

22. (2119997) PROCESS FOR THE MANUFACTURE OF ALKYL KETENE DIMERS BY DIMERIZATION WITH TERTIARY AMINES; PROCEDE POUR L'OBTENTION DE DIMERES D'ALKYLCETENES PAR DIMERISATION A L'AIDE D'AMINES TERTIAIRES.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: ZHANG, JIAN J. (United States) (More From this Inventor...)
Application Date: 1994-03-25

23. (2117318) SYNTHESIS OF ALKYL KETENE MULTIMERS (AKM) AND APPLICATION FOR PRECISION CONVERTING GRADES OF FINE PAPER; PAPIER A CAPACITE DE TRANSFORMATION ACCRUE FAIT AVEC DES AGENTS DE COLLAGE DE TYPE 2-OXETANONE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: BOTTORFF, KYLE J. (United States)ZHANG, JIAN JIAN (United States) (More From this Inventor...)
Application Date: 1994-06-09

24. (2244014) BIOSTABLE WATER-BORNE PAINTS AND PROCESSES FOR THEIR PREPARATION; PEINTURES A L'EAU BIOSTABLES ET PROCEDES POUR LEUR FABRICATION.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: SAU, ARJUN CHANDRA (United States) (More From this Inventor...)
Application Date: 1998-07-27

25. (1093748) CONVERSION OF STEREOREGULAR POLYPROPYLENE TO ATACTIC POLYPROPYLENE; CONVERSION DE POLYPROPYLENE STEREO-REGULIER EN POLYPROPYLENE ATACTIQUE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: PROSSER, THOMAS J. (United States) (More From this Inventor...)
Application Date: 1977-09-09

26. (2415895) COMPOSITIONS FOR IMPARTING DESIRED PROPERTIES TO MATERIALS; COMPOSITIONS DESTINEES A CONFERER DES PROPRIETES VOULUES A DES MATERIAUX.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: GELMAN, ROBERT A. (United States)HOWLE, MATHEW B. (United States)KEYS, ANDREA (United States)MASLANKA, WILLIAM W. (United States)MELZER, JEFFREY I. (United States)RAAB, MICHAEL T. (United States)STUHRKE, RICHARD A. (United States)SZEWCZYK, ROBERT G. (United States) (More From this Inventor...)
Application Date: 2001-07-09
Publication Date: 2002-01-17

27. (2392699) CELLULOSE PRODUCTS COMPRISING SILICATE AND PROCESSES FOR PREPARING THE SAME; PRODUITS CELLULOSIQUES RENFERMANT UN SILICATE ET PROCEDES DE FABRICATION.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: ZHANG, FUSHAN (United States)TONG, JIMEI (United States) (More From this Inventor...)
Application Date: 2000-12-13
Publication Date: 2001-06-21

29. (2443441) DETECTION OF SPORE FORMING BACTERIA; DETECTION DE BACTERIES FORMANT DES SPORES.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: BREEN, ALEXANDER W. (United States)SINGLETON, FREDDIE L. (United States) (More From this Inventor...)
Application Date: 2001-05-15
Publication Date: 2002-11-21

30. (2435007) PROCESS FOR RECOVERING CELLULOSE ETHERS FROM AQUEOUS SOLUTIONS VIA ENHANCED SHEAR ULTRAFILTRATION; PROCEDE DE RECUPERATION D'ETHERS CELLULOSIQUES A PARTIR DE SOLUTIONS AQUEUSES PAR ULTRAFILTRATION A EFFET DE CISAILLEMENT IMPORTANT.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: KOSTAS, JOHN N. (United States) (More From this Inventor...)
Application Date: 2002-02-22
Publication Date: 2002-09-06

31. (2562279) TILE CEMENT MORTARS USING WATER RETENTION AGENTS; MORTIERS AU CIMENT POUR CARREAUX UTILISANT DES AGENTS DE RETENTION D'EAU.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: HOHN, WILFRIED (Germany (Federal Republic of))HAGEN, WOLFGANG (Germany (Federal Republic of))SCHWEIZER, DIETER (Germany (Federal Republic of)) (More From this Inventor...)
Application Date: 2005-04-21
Publication Date: 2005-11-10

32. (2297792) COMPOSITION AND METHOD FOR IMPROVED INK JET PRINTING PERFORMANCE; COMPOSITION ET PROCEDE POUR IMPRESSION JET D'ENCRE AMELIOREE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: VARNELL, DANIEL F. (United States) (More From this Inventor...)
Application Date: 1998-07-31
Publication Date: 1999-02-11

33. (CA 911820) UNDERWATER SEISMIC EXPLORATION SYSTEM AND METHOD.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: HOMER L FITCH (Not Available)|RICHARD G GUENTER (Not Available)|HUGO SCHLATTER (Not Available) (More From this Inventor...)

34. (2370175) PAPER COATING COMPOSITION WITH IMPROVED OPTICAL BRIGHTENERS CARRIERS; COMPOSITION DE LA SAUCE DE COUCHAGE DE PAPIER AVEC ACTIVATEURS D'AZURANTS OPTIQUES AMELIORES.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: BOCK, ERIC F. (United States)BURDICK, CHARLES L. (United States)WALSH, L. DRAKE (United States) (More From this Inventor...)
Application Date: 2000-04-27
Publication Date: 2000-11-09

35. (2339984) CREPING COMPOSITIONS WITH IMPROVED THERMO-OXIDATIVE STABILITY AND PROCESSES; COMPOSITIONS ET PROCEDES DE CREPAGE AVEC STABILITE THERMO-OXIDATIVE AMELIOREE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: ALLEN, ANTHONY JOHN (United States) (More From this Inventor...)
Application Date: 1999-08-12
Publication Date: 2000-02-24

36. (2313093) USE OF OXIDATION PROMOTING CHEMICALS IN THE OXIDATION OF OXIDIZABLE GALACTOSE TYPE OF ALCOHOL CONFIGURATION CONTAINING POLYMER; UTILISATION DE SUBSTANCES CHIMIQUES D'ACTIVATION D'OXYDATION POUR L'OXYDATION D'UN POLYMERE CONTENANT UNE CONFIGURATION D'ALCOOL DE TYPE GALACTOSE OXYDABLE.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: BRADY, RICHARD LEE (United States)LIEBFRIED, RAYMOND THOMAS SR. (United States) (More From this Inventor...)
Application Date: 1998-12-30
Publication Date: 1999-07-08

37. (2317686) ADHESIVES AND RESINS, AND PROCESSES FOR THEIR PRODUCTION; ADHESIFS ET RESINES, ET LEURS PROCEDES DE PRODUCTION.
Assignee: HERCULES INCORPORATED (United States) (More From this Assignee...)
Inventor: NGUYEN, TUYEN T. (United States) (More From this Inventor...)
Application Date: 1999-01-12
Publication Date: 1999-07-22

38. (7374765) Methods and compositions for diagnosis and treatment of iron misregulation diseases.
Assignee: Bio-Rad Laboratories, Inc. (Hercules, CA) (More From this Assignee...)
Inventor: Feder; John N. (San Carlos, CA), Schatzman; Randall C. (Daly City, CA), Tsuchihashi; Zenta (Menlo Park, CA) (More From this Inventor...)
Application Date: October 1, 2004
Publication Date: May 20, 2008

39. (7318000) Biometric quality control process.
Assignee: Bio-Rad Laboratories, Inc. (Hercules, CA) (More From this Assignee...)
Inventor: Parvin; Curtis (Chesterfield, MO), Cembrowski; George (Edmonton, AL), Cooper; William G. (Walnut, CA) (More From this Inventor...)
Application Date: January 19, 2005
Publication Date: January 8, 2008

40. (7299153) Biometric quality control process.
Assignee: Bio-Rad Laboratories, Inc. (Hercules, CA) (More From this Assignee...)
Inventor: Parvin; Curtis (Chesterfield, MO), Cembrowski; George S. (Edmonton, CA), Cooper; William G. (Denton, TX) (More From this Inventor...)
Application Date: February 1, 2006
Publication Date: November 20, 2007

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