VENTURE CHEMICALS, INC.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 09, 2009 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 352 Total Citation Count
- Jun 01, 1981 Earliest Filing
- 17 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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Top Patents (by citation)
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
7544785 Process for the treatment for chitinaceous materials and for the deacetylation of chitinExpiredMay 24, 04Jun 09, 09[C07H, C08B]
6780822 Anhydride-modified chitosan, method of preparation thereof, and fluids containing sameExpiredJan 21, 03Aug 24, 04[C09K, C08B]
6656885 Anhydride-modified chitosan, method of preparation thereof, and fluids containing sameExpiredJan 03, 02Dec 02, 03[C09K, C08B]
6562762 Method of and composition for reducing the loss of fluid during well drilling, completion or workover operationsExpiredJul 03, 01May 13, 03[C09K]
6358889 Viscosified aqueous chitosan-containing well drilling and servicing fluidsExpiredFeb 13, 01Mar 19, 02[C09K]
4531594 Method and compositions for fluid loss and seepage loss controlExpiredOct 25, 82Jul 30, 85[C09K, E21B]
4428843 Well working compositions, method of decreasing the seepage loss from such compositions, and additive thereforExpiredJun 01, 81Jan 31, 84[C09K]
4421655 Organophilic polyphenolic acid additives for well-working compositionsExpiredJun 11, 81Dec 20, 83[C09K]
4404107 Well working compositions, method of decreasing the seepage loss from such compositions, and additive thereforExpiredJun 01, 81Sep 13, 83[C09K]
4356096 Method of enhancing the effect of liquid organic lubricants in drilling fluidsExpiredJun 01, 81Oct 26, 82[C09K]
4345039 Method of recovering polyester fibers and cellulosic powder from polyester/cotton textile wasteExpiredJun 01, 81Aug 17, 82[C08J]
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