Assignee
ADVANCED POLYMER SYSTEMS INC
US·25 granted patents·2,491 citations·filing 1985–1998
Top patents by PatentIndex Score
25 records- 0198US5939453APEG-POE, PEG-POE-PEG, and POE-PEG-POE block copolymersADVANCED POLYMER SYSTEMS INC·Filed 1998·Granted Aug 17, 1999·170 cites·20 claims
- 0297US5849327ADelivery of drugs to the lower gastrointestinal tractADVANCED POLYMER SYSTEMS INC·Filed 1996·Granted Dec 15, 1998·226 cites·34 claims
- 0397US4690825AMethod for delivering an active ingredient by controlled time release utilizing a novel delivery vehicle which can be prepared by a process utilizing the active ingredient as a porogenADVANCED POLYMER SYSTEMS INC·Filed 1985·Granted Sep 1, 1987·256 cites·80 claims
- 0496US5968543APolymers with controlled physical state and bioerodibilityADVANCED POLYMER SYSTEMS INC·Filed 1997·Granted Oct 19, 1999·200 cites·30 claims
- 0594US6096344ABioerodible porous compositionsADVANCED POLYMER SYSTEMS INC·Filed 1997·Granted Aug 1, 2000·82 cites·36 claims
- 0693US5316774ABlocked polymeric particles having internal pore networks for delivering active substances to selected environmentsADVANCED POLYMER SYSTEMS INC·Filed 1991·Granted May 31, 1994·151 cites·51 claims
- 0793US5028435ASystem and method for transdermal drug deliveryADVANCED POLYMER SYSTEMS INC·Filed 1989·Granted Jul 2, 1991·149 cites·36 claims
- 0891US5156843AFabric impregnated with functional substances for controlled releaseADVANCED POLYMER SYSTEMS INC·Filed 1989·Granted Oct 20, 1992·100 cites·32 claims
- 0991US5145675ATwo step method for preparation of controlled release formulationsADVANCED POLYMER SYSTEMS INC·Filed 1991·Granted Sep 8, 1992·147 cites·18 claims
- 1087US5955109AMethods and compositions for topical delivery of retinoic acidADVANCED POLYMER SYSTEMS INC·Filed 1993·Granted Sep 21, 1999·98 cites·20 claims
- 1187US4738932AReaginic test for syphilisADVANCED POLYMER SYSTEMS INC·Filed 1985·Granted Apr 19, 1988·67 cites·25 claims
- 1285US5879716AMethods and compositions for topical delivery of benzoyl peroxideADVANCED POLYMER SYSTEMS INC·Filed 1993·Granted Mar 9, 1999·68 cites·20 claims
- 1384US4855144ASynthetic melanin aggregatesADVANCED POLYMER SYSTEMS INC·Filed 1988·Granted Aug 8, 1989·87 cites·34 claims
- 1483US5891470ASoftgel formulation containing retinolADVANCED POLYMER SYSTEMS INC·Filed 1998·Granted Apr 6, 1999·77 cites·35 claims
- 1583US5135740APorous particles in preparations involving immiscible phasesADVANCED POLYMER SYSTEMS INC·Filed 1989·Granted Aug 4, 1992·75 cites·30 claims
- 1682US5851538ARetinoid formulations in porous microspheres for reduced irritation and enhanced stabilityADVANCED POLYMER SYSTEMS INC·Filed 1995·Granted Dec 22, 1998·81 cites·16 claims
- 1782US5458890AMethods and compositions for flavoring orally-delivered productsADVANCED POLYMER SYSTEMS INC·Filed 1991·Granted Oct 17, 1995·63 cites·78 claims
- 1881US5871722AIonic beads useful for controlled release and adsorptionADVANCED POLYMER SYSTEMS INC·Filed 1995·Granted Feb 16, 1999·56 cites·16 claims
- 1980US4873091AControlled release formulating employing resilient microbeadsADVANCED POLYMER SYSTEMS INC·Filed 1988·Granted Oct 10, 1989·48 cites·94 claims
- 2079US5261169ASystem and method for deodorant delivery in footwearADVANCED POLYMER SYSTEMS INC·Filed 1991·Granted Nov 16, 1993·122 cites·22 claims
- 2178US4806360ASynthetic melanin aggregatesADVANCED POLYMER SYSTEMS INC·Filed 1987·Granted Feb 21, 1989·64 cites·29 claims
- 2274US5840293AIonic beads for controlled release and adsorptionADVANCED POLYMER SYSTEMS INC·Filed 1994·Granted Nov 24, 1998·40 cites·18 claims
- 2365US5256400APressurized product delivery systemsADVANCED POLYMER SYSTEMS INC·Filed 1991·Granted Oct 26, 1993·32 cites·7 claims
- 2452US5510116APressurized product delivery systemsADVANCED POLYMER SYSTEMS INC·Filed 1993·Granted Apr 23, 1996·20 cites·6 claims
- 2541US5188844AColor modified melanins and methods for their preparation and useADVANCED POLYMER SYSTEMS INC·Filed 1992·Granted Feb 23, 1993·12 cites·14 claims
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