Directory: BIOLOGICAL FERTILIZER COMPOSITIONS COMPRISING MANURE, SLUDGE OR GARBAGE

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	1.	Inventor: Cheung Ling Yuk Applicant: Ultra Biotech Limited; Cheung Ling Yuk Attorney: MCCALLUM William Potter Title: Biological fertilizer compositions comprising manure, sludge or garbage Patent Office: World Intellectual Property Office (WIPO). Patent Collaboration Treaty (PCT) Patents. Document Number: 2002/070436 Publication date : 2002-09-12 Referenced by: 33
	2.	Inventor: Cheung Ling Yuk Applicant: Ultra Biotech Ltd Attorney: chen wenbeng Title: Biological fertilizer compositions comprising manure, sludge or garbage Patent Office: State Intellectual Property Office of the P.R.C. English Language Patents (SIPO) Document Number: 02808357 Publication date : 2004-10-06
	3.	Inventor: 張令玉;Ling Yuk Chueng Applicant: Ultra Biotech Limited Attorney: 高露雲律師行香港中環遮打道10號太子大廈6字樓Wilkinson Grist6/Fl., Prince's Building10 Chater RoadHong Kong Title: 含糞肥、污泥或垃圾的生物肥料組合物 / Biological fertilizer compositions comprising manure, sludge or garbage Patent Office: Hong Kong Intellectual Property Office (IPD) Document Number: 1058664 Publication date : 2004-05-28
	4.	Inventor: Cheung Ling Yuk Applicant: Ultra Biotech Ltd Title: Biological fertilizer compositions comprising manure, sludge or garbage Patent Office: European Patent Office (EPO) Document Number: EP1363865 Publication date : 2003-11-26