Hurlock; John R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hurlock; John R..The latest application filed is for "method of increasing retention and drainage in papermaking using high molecular weight water-soluble anionic or nonionic dispersion polymers".

Company Profile

0.12.0

Hurlock; John R. - Hickory Hills IL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method of increasing retention and drainage in papermaking using high molecular weight water-soluble anionic or nonionic dispersion polymers Grant 6,432,271 - Wong Shing , et al. August 13, 2	2002-08-13
Aqueous dispersion of a particulate high molecular weight anionic or nonionic polymer Grant 6,265,477 - Hurlock July 24, 2	2001-07-24
Anionic and nonionic dispersion polymers for clarification and dewatering Grant 6,217,778 - Shing , et al. April 17, 2	2001-04-17
Papermaking process utilizing hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide as retention and drainage aids Grant 6,071,379 - Wong Shing , et al. June 6, 2	2000-06-06
Process for producing water soluble anionic dispersion polymers Grant 5,837,776 - Selvarajan , et al. November 17, 1	1998-11-17
Seed process for salt dispersion polymer Grant 5,597,859 - Hurlock , et al. January 28, 1	1997-01-28
Acrylic acid-sodium vinylsulfonate-vinyl acetate terpolymer and use thereof as a dispersant Grant 4,604,211 - Kneller , et al. August 5, 1	1986-08-05
Discrete bead polymer process Grant 4,255,545 - Hurlock , et al. March 10, 1	1981-03-10
Phosphorus acid to stabilize quaternized polyacrylamide Grant 4,195,003 - Hurlock , et al. * March 25, 1	1980-03-25
Phosphorus acid to stabilize quaternized polyacrylamide Grant 4,120,840 - Hurlock , et al. October 17, 1	1978-10-17
Stable water-in-oil emulsion polymers with small particle size Grant 4,024,097 - Slovinsky , et al. May 17, 1	1977-05-17
Latices of dially dimethyl ammonium chloride/acrylamide polymers Grant 3,920,599 - Hurlock , et al. November 18, 1	1975-11-18

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