Assignee
TRISTRATA INC
US·80 granted patents·3 pending applications·1,937 citations·filing 1993–2009
Top patents by PatentIndex Score
83 records- 0199US6767924B2Method of using hydroxycarboxylic acids or related compounds for treating skin changes associated with intrinsic and extrinsic agingTRISTRATA INC·Filed 2000·Granted Jul 27, 2004·131 cites·6 claims
- 0297US5889054AMethod of using beta hydroxy acids for treating wrinklesTRISTRATA INC·Filed 1997·Granted Mar 30, 1999·124 cites·20 claims
- 0397US5886042AAmphoteric compostion and polymeric forms of alpha hydroxyacids, and their therapeutic useTRISTRATA INC·Filed 1997·Granted Mar 23, 1999·149 cites·15 claims
- 0495US5665776AAdditives enhancing topical actions of therapeutic agentsTRISTRATA INC·Filed 1993·Granted Sep 9, 1997·135 cites·44 claims
- 0595US5389677AMethod of treating wrinkles using glycalic acidTRISTRATA INC·Filed 1993·Granted Feb 14, 1995·81 cites·10 claims
- 0694USRE41339EN-acetyl aldosamines, N-acetylamino acids and related N-acetyl compounds and their topical useTRISTRATA INC·Filed 2006·Granted May 18, 2010·19 cites·75 claims
- 0794US5422370AMethod of using 2-hydroxypropanoic acid (lactic acid) for the treatment of wrinklesTRISTRATA INC·Filed 1994·Granted Jun 6, 1995·74 cites·11 claims
- 0893US6051609AAdditives enhancing the effect of therapeutic agentsTRISTRATA INC·Filed 1998·Granted Apr 18, 2000·130 cites·69 claims
- 0993US5554654AMethod for enhancing the therapeutic effect of an anti-acne agentTRISTRATA INC·Filed 1995·Granted Sep 10, 1996·58 cites·26 claims
- 1093US5470880AMethod of using citric acid for the treatment of wrinklesTRISTRATA INC·Filed 1994·Granted Nov 28, 1995·58 cites·10 claims
- 1192US5547988AAlleviating signs of dermatological aging with glycolic acid, lactic acid or citric acidTRISTRATA INC·Filed 1994·Granted Aug 20, 1996·99 cites·14 claims
- 1287US5561157AMethod for enhancing the therapeutic effect of a composition comprising hydroquinone and comprising sameTRISTRATA INC·Filed 1995·Granted Oct 1, 1996·35 cites·32 claims
- 1384US5641475AAntiodor, antimicrobial and preservative compositions and methods of using sameTRISTRATA INC·Filed 1994·Granted Jun 24, 1997·33 cites·4 claims
- 1480US5702688AAmphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic useTRISTRATA INC·Filed 1993·Granted Dec 30, 1997·62 cites·12 claims
- 1580US5643949APhenyl alpha acyloxyalkanoic acids, derivatives and their therapeutic useTRISTRATA INC·Filed 1994·Granted Jul 1, 1997·42 cites·36 claims
- 1679US5834510ACompositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological agingTRISTRATA INC·Filed 1995·Granted Nov 10, 1998·54 cites·14 claims
- 1778US5886041AAmphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic useTRISTRATA INC·Filed 1997·Granted Mar 23, 1999·30 cites·23 claims
- 1878US5690967ACompositions for improved topical delivery of lactic acidTRISTRATA INC·Filed 1995·Granted Nov 25, 1997·19 cites·12 claims
- 1977USRE42902EN-acetyl aldosamines, N-acetylamino acids and related N-acetyl compounds and their topical useTRISTRATA INC·Filed 2009·Granted Nov 8, 2011·1 cites·51 claims
- 2077US5686489AAlpha hydroxyacid esters for skin agingTRISTRATA INC·Filed 1995·Granted Nov 11, 1997·47 cites·42 claims
- 2177US5554652AMethod of treating wrinkles using alpha hydroxyacids, alpha ketoacids and a sunscreen agentTRISTRATA INC·Filed 1995·Granted Sep 10, 1996·18 cites·17 claims
- 2276US5681853AMethods for improved topical delivery of alpha hydroxyacidsTRISTRATA INC·Filed 1995·Granted Oct 28, 1997·18 cites·17 claims
- 2376US5589505AMethod of treating wrinkles using quinic acid or quinolactoneTRISTRATA INC·Filed 1995·Granted Dec 31, 1996·16 cites·10 claims
- 2476US5561158ACompositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological agingTRISTRATA INC·Filed 1995·Granted Oct 1, 1996·37 cites·22 claims
- 2575US5883128AAmphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic useTRISTRATA INC·Filed 1997·Granted Mar 16, 1999·24 cites·16 claims
- 2674US6060512AMethod of using hydroxycarboxylic acids or related compounds for treating skin changes asociated with intrinsic and extrinsic agingTRISTRATA INC·Filed 1998·Granted May 9, 2000·23 cites·46 claims
- 2774US5677340AMethod of using gluconic acid or gluconolactone for treating wrinklesTRISTRATA INC·Filed 1995·Granted Oct 14, 1997·14 cites·20 claims
- 2874US5554597ACompositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological agingTRISTRATA INC·Filed 1995·Granted Sep 10, 1996·34 cites·23 claims
- 2973US5807890AAntiodor, antimicrobial and preservative compositions and methods of using sameTRISTRATA INC·Filed 1997·Granted Sep 15, 1998·20 cites·11 claims
- 3073US5656665AMethod of using quinic acid or quinolactone for treating wrinklesTRISTRATA INC·Filed 1995·Granted Aug 12, 1997·13 cites·20 claims
- 3172US6191167B1Pharmaceutical compositions containing hydroxycarboxylic acid and/or ketocarboxylic acids and methods of using the sameTRISTRATA INC·Filed 1999·Granted Feb 20, 2001·35 cites·41 claims
- 3272US5654336AMethods of using glycolic acid for reversing or retarding the effect of aging on human facial skinTRISTRATA INC·Filed 1995·Granted Aug 5, 1997·13 cites·7 claims
- 3371US5691378AMethod for treating wrinkles using combinations of alpha hydroxyacids and/or alpha ketoacidsTRISTRATA INC·Filed 1995·Granted Nov 25, 1997·13 cites·12 claims
- 3470US5856357AMethod for treating wrinkles using certain alpha hydroxyacidsTRISTRATA INC·Filed 1997·Granted Jan 5, 1999·11 cites·13 claims
- 3569US5580902AMethod of treating wrinkles using ethyl pyranateTRISTRATA INC·Filed 1995·Granted Dec 3, 1996·10 cites·8 claims
- 3669US2010093827A1Method for topical treatment of tar-responsive dermatological disordersTRISTRATA INC·Filed 2009·Application pending·0 cites
- 3768US5827882AMethod of using ethyl pyruvate for treating wrinklesTRISTRATA INC·Filed 1995·Granted Oct 27, 1998·10 cites·17 claims
- 3867US5942250ACompositions and methods for enhancing the topical effects of sunscreen agentsTRISTRATA INC·Filed 1995·Granted Aug 24, 1999·29 cites·14 claims
- 3967US5874071AAntiodor, antimicrobial and preservative compositions and methods of using sameTRISTRATA INC·Filed 1998·Granted Feb 23, 1999·14 cites·11 claims
- 4064US5962526APharmaceutical compositions containing hydroxycarboxylic acids and/or ketocarboxylic acids and methods of using sameTRISTRATA INC·Filed 1997·Granted Oct 5, 1999·8 cites·24 claims
- 4164US5648395AMethod of using tartaric acid for treating wrinklesTRISTRATA INC·Filed 1995·Granted Jul 15, 1997·8 cites·20 claims
- 4264US5571841AMethod of treating wrinkles using mandelic acidTRISTRATA INC·Filed 1995·Granted Nov 5, 1996·8 cites·10 claims
- 4363US5958975AAntiodor, antimicrobial and preservative compositions and methods of using sameTRISTRATA INC·Filed 1998·Granted Sep 28, 1999·11 cites·8 claims
- 4462US6384079B1Compositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological agingTRISTRATA INC·Filed 1999·Granted May 7, 2002·21 cites·18 claims
- 4562US5684044AMethods for improved topical delivery of lactic acidTRISTRATA INC·Filed 1995·Granted Nov 4, 1997·8 cites·12 claims
- 4662US5677339AMethod of using mandelic acid for treating wrinklesTRISTRATA INC·Filed 1995·Granted Oct 14, 1997·7 cites·20 claims
- 4762US5637615AMethod of using tropic acid for treating wrinklesTRISTRATA INC·Filed 1995·Granted Jun 10, 1997·7 cites·20 claims
- 4862US2007207222A1Composition and method for topical treatment of tar-responsive dermatological disordersTRISTRATA INC·Filed 2007·Application pending·0 cites
- 4961US6046238AMethod for treating or preventing the spread of acne vulgarisTRISTRATA INC·Filed 1999·Granted Apr 4, 2000·10 cites·9 claims
- 5060US5716992AMethod of using mucic acid or mucolactone for treating wrinklesTRISTRATA INC·Filed 1995·Granted Feb 10, 1998·6 cites·20 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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