Assignee
REED LIGNIN INC
US·17 granted patents·433 citations·filing 1980–1987
Top patents by PatentIndex Score
17 records- 0194US4824588ADeicing agentREED LIGNIN INC·Filed 1987·Granted Apr 25, 1989·87 cites·15 claims
- 0288US4384997ALignosulfonated derivatives for use in enhanced oil recoveryREED LIGNIN INC·Filed 1980·Granted May 24, 1983·34 cites·8 claims
- 0383US4444562ALignin-based dispersants especially adapted for thermosol dyeingREED LIGNIN INC·Filed 1981·Granted Apr 24, 1984·15 cites·41 claims
- 0482US4455257ACationic reaction product of kraft lignin with aldehyde and polyamineREED LIGNIN INC·Filed 1982·Granted Jun 19, 1984·40 cites·12 claims
- 0581US4666522AStable lignosulfonate emulsionREED LIGNIN INC·Filed 1985·Granted May 19, 1987·35 cites·32 claims
- 0678US4871825ABinder composed of a graft copolymer of high molecular weight lignin material and an acrylic monomerREED LIGNIN INC·Filed 1987·Granted Oct 3, 1989·25 cites·22 claims
- 0777US4789391AControlled release formulation for fertilizersREED LIGNIN INC·Filed 1987·Granted Dec 6, 1988·38 cites·22 claims
- 0876US4846871ALignosulfonate treated fertilizer particlesREED LIGNIN INC·Filed 1987·Granted Jul 11, 1989·29 cites·12 claims
- 0973US4562236AReaction product of lignosulfonate and unsaturated fatty amineREED LIGNIN INC·Filed 1984·Granted Dec 31, 1985·16 cites·9 claims
- 1072US4756738AControlled release formulation for fertilizersREED LIGNIN INC·Filed 1986·Granted Jul 12, 1988·20 cites·22 claims
- 1171US4846888AOil well drilling cement dispersantREED LIGNIN INC·Filed 1987·Granted Jul 11, 1989·22 cites·7 claims
- 1268US4457853AOil well drilling clay conditioners and method of their preparationREED LIGNIN INC·Filed 1982·Granted Jul 3, 1984·22 cites·22 claims
- 1365US4752317AControlled release formation for ureaREED LIGNIN INC·Filed 1985·Granted Jun 21, 1988·15 cites·8 claims
- 1464US4447339AOil well drilling clay conditioners and method of their preparationREED LIGNIN INC·Filed 1981·Granted May 8, 1984·18 cites·27 claims
- 1552US4728728ASulfonated ligno-aminodicarboxylates and process for making sameREED LIGNIN INC·Filed 1986·Granted Mar 1, 1988·8 cites·16 claims
- 1644US4492586ADyestuffs and dyeing method using lignin adduct dispersantREED LIGNIN INC·Filed 1981·Granted Jan 8, 1985·4 cites·8 claims
- 1738US4505825AOil well drilling clay conditionerREED LIGNIN INC·Filed 1983·Granted Mar 19, 1985·5 cites·20 claims
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