THE INSTITUTE OF PAPER AND SCIENCE TECHNOLOGY
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 10, 2002 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 477 Total Citation Count
- Jul 11, 1989 Earliest Filing
- 4 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5698074 Fibers and pulps for papermaking based on chemical combination of poly (acrylate-co-itaconate), polyol and cellulosic fiberMay 01, 95Dec 16, 97[D21H]
5443899 Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiberJun 02, 92Aug 22, 95[D04H]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5160789 Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiberExpiredDec 28, 89Nov 03, 92[D02G]
5049235 Poly(methyl vinyl ether-co-maleate) and polyol modified cellulostic fiberExpiredDec 28, 89Sep 17, 91[D21H, D21C]
4986882 Absorbent paper comprising polymer-modified fibrous pulps and wet-laying process for the production thereofExpiredJul 11, 89Jan 22, 91[D21H]
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