IP Library › Granted Patent US 6,521,220
Granted Patent Utility Small
US 6,521,220 · Confirmation No. 8179

NOVEL POLYMERIC CASTOR POLYESTER QUATERNARY COMPOUNDS

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-05-07 TRNA Transmittal of New Application 3 View
2001-05-07 SPEC Specification 16 View
2001-05-07 CLM Claims 4 View
2001-05-07 ABST Abstract 1 View
2001-05-07 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,521,220
App. No.
09/849,703
Filed
2001-05-07
Granted
2003-02-18
Pub. No.
US20030007950A1
Art Unit
1615
PTA
0 days