Inventor · disambiguated record
Ram B. Gupta
Also filed as: GUPTA RAM · GUPTA RAM B · GUPTA RAM BABOO
79 granted patents·20 pending applications·649 citations·filing 1992–2024
99Inventor score
Top patents by PatentIndex Score
99 records- 0196US6620351B2Method of forming nanoparticles and microparticles of controllable size using supercritical fluids with enhanced mass transferUNIV AUBURN·Filed 2001·Granted Sep 16, 2003·88 cites·29 claims
- 0295US5288865AProcess for preparing amide derivatives from haloaminotriazines and acid halidesAMERICAN CYANAMID CO·Filed 1992·Granted Feb 22, 1994·55 cites·13 claims
- 0394US11091615B2Stabilizer compositions and methods for using same for protecting organic materials from UV light and thermal degradationCYTEC IND INC·Filed 2015·Granted Aug 17, 2021·5 cites·24 claims
- 0493US10975278B2Granular stabilizer compositions for use in polymer resins and methods of making sameCYTEC IND INC·Filed 2019·Granted Apr 13, 2021·5 cites·37 claims
- 0590US9605178B2Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehydeALLNEX USA INC·Filed 2015·Granted Mar 28, 2017·4 cites·12 claims
- 0690US6867250B1Non-yellowing ortho-dialkyl aryl substituted triazine ultraviolet light absorbersCYTEC TECH CORP·Filed 2000·Granted Mar 15, 2005·67 cites·63 claims
- 0789US9725579B2Stabilizing compositions for stabilizing materials against ultraviolet light and thermal degradationCYTEC IND INC·Filed 2015·Granted Aug 8, 2017·7 cites·26 claims
- 0889US8637718B2Biomass to biochar conversion in subcritical waterGUPTA RAM B·Filed 2010·Granted Jan 28, 2014·17 cites·24 claims
- 0989US6063922ACarbamate functional 1,3,5-triazinesCYTEC TECH CORP·Filed 1997·Granted May 16, 2000·29 cites·22 claims
- 1087US6414155B1Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making sameCYTEC TECH CORP·Filed 2000·Granted Jul 2, 2002·18 cites·27 claims
- 1185US9440928B2Process for the synthesis of N-substituted cyclic alkylene ureasGUPTA RAM·Filed 2012·Granted Sep 13, 2016·6 cites·25 claims
- 1284US6239276B1Non-yellowing para-tertiary-alkyl phenyl substituted triazine and pyrimidine ultraviolet light absorbersCYTEC TECH CORP·Filed 1999·Granted May 29, 2001·29 cites·10 claims
- 1383US6348591B1Red-shifted trisaryl-1,3,5-triazine ultraviolet light absorbersCYTEC TECH CORP·Filed 1999·Granted Feb 19, 2002·30 cites·18 claims
- 1483US5705641AProcess for the preparation of 1,3,5-triazine carbamates from amino-1,3,5-triazines and organic carbonatesCYTEC TECH CORP·Filed 1995·Granted Jan 6, 1998·18 cites·31 claims
- 1583US2024294732A1Compositions and methods for protecting organic polymeric materials from discoloration due to exposure to uv-c lightCYTEC IND INC·Filed 2024·Application pending·0 cites
- 1682US10407563B2Processes for producing molded articles stabilized against ultraviolet light and thermal degradationCYTEC IND INC·Filed 2017·Granted Sep 10, 2019·1 cites·18 claims
- 1782US6365652B2Trisaryl-1,3,5-triazine ultraviolet light absorbersCIBA SC HOLDING AG·Filed 2001·Granted Apr 2, 2002·16 cites·20 claims
- 1882US6306939B1Poly-trisaryl-1,3,5-Triazine carbamate ultraviolet light absorbersCIBA SC HOLDING AG·Filed 1999·Granted Oct 23, 2001·38 cites·53 claims
- 1981US6242597B1Trisaryl-1,3,5-triazine ultraviolet light absorbersCIBA SC HOLDING AG·Filed 1998·Granted Jun 5, 2001·24 cites·38 claims
- 2081US2023133556A1Benzoxazines and compositions containing the sameCYTEC IND INC·Filed 2022·Application pending·0 cites
- 2180US6239275B1Trisaryl-1,3,5-triazine ultraviolet light absorbers containing hindered phenolsCIBA SC HOLDING AG·Filed 1999·Granted May 29, 2001·26 cites·20 claims
- 2279US6509399B2Non-yellowing part-tertiary-alkyl phenyl substituted triazine and pyrimidine ultraviolet light absorbersCYTEC TECH CORP·Filed 2001·Granted Jan 21, 2003·20 cites·30 claims
- 2379US6492521B2Hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making sameCYTEC TECH CORP·Filed 2001·Granted Dec 10, 2002·8 cites·9 claims
- 2478US12227635B2Stabilizer compositions and methods for using same for protecting polymeric organic materials from UV light and thermal degradationCYTEC IND INC·Filed 2021·Granted Feb 18, 2025·0 cites·23 claims
- 2578US12215215B2Stabilizer compositions and methods for using same for protecting polymeric organic materials from UV light and thermal degradationCYTEC IND INC·Filed 2021·Granted Feb 4, 2025·0 cites·28 claims
- 2678US9284682B2Fabric having ultraviolet radiation protectionSWEET LIVING GROUP LLC·Filed 2014·Granted Mar 15, 2016·1 cites·11 claims
- 2778US9234310B2Fabric having ultraviolet radiation protection, enhanced resistance to degradation, and enhanced resistance to fireKRAMER ROBERT B·Filed 2014·Granted Jan 12, 2016·1 cites·17 claims
- 2877US10155836B2Reaction product of a cyclic urea and a multifunctional aldehydeGUPTA RAM B·Filed 2011·Granted Dec 18, 2018·2 cites·24 claims
- 2977US7485723B2Process for making trisaryl triazine UV absorbers using Lewis acids and reaction promotersCYTEC TECH CORP·Filed 2006·Granted Feb 3, 2009·1 cites·21 claims
- 3075US9475780B2Process for the synthesis of cyclic alkylene ureasGUPTA RAM·Filed 2012·Granted Oct 25, 2016·2 cites·18 claims
- 3175US6297377B1Benzocycle-substituted triazine and pyrimidine ultraviolet light absorbersCYTEC TECH CORP·Filed 1999·Granted Oct 2, 2001·17 cites·21 claims
- 3275US2022212375A1Polymeric hollow articles containing chroman-based compounds and made by rotational moldingCYTEC TECH CORP·Filed 2022·Application pending·0 cites
- 3374US2022169828A1Compositions and methods for protecting organic polymeric materials from discoloration due to exposure to uv-c lightCYTEC IND INC·Filed 2021·Application pending·0 cites
- 3473US12076888B2Stabilized compositions and process for producing sameCYTEC IND INC·Filed 2021·Granted Sep 3, 2024·0 cites·8 claims
- 3573US11566106B2Composite materials containing benzoxazines and method for making the sameCYTEC IND INC·Filed 2020·Granted Jan 31, 2023·0 cites·6 claims
- 3672US10647870B2Non-etherified reaction product of a cyclic urea and a multifunctional aldehydeALLNEX NETHERLANDS BV·Filed 2018·Granted May 12, 2020·0 cites·11 claims
- 3772US9193885B2Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehydeGUPTA RAM B·Filed 2011·Granted Nov 24, 2015·1 cites·8 claims
- 3871US6900314B2Process for making triazine UV absorbers using lewis acids and reaction promotersCYTEC TECH CORP·Filed 2004·Granted May 31, 2005·3 cites·1 claims
- 3971US6204382B1Carboxylated amino-1,3,5-triazines, derivatives thereof and processes for preparing the sameCYTEC TECH CORP·Filed 1994·Granted Mar 20, 2001·8 cites·20 claims
- 4070US11267951B2Stabilizer compositions containing substituted chroman compounds and methods of useGUPTA RAM·Filed 2012·Granted Mar 8, 2022·1 cites·13 claims
- 4170US11124606B2Formaldehyde free crosslinking compositionsALLNEX NETHERLANDS BV·Filed 2019·Granted Sep 21, 2021·0 cites·12 claims
- 4269US10974417B2Encapsulated stabilizer compositionsCYTEC IND INC·Filed 2016·Granted Apr 13, 2021·1 cites·13 claims
- 4369US6486316B1Process for making triazine UV absorbers using Lewis acids and reaction promotersCYTEC TECH CORP·Filed 1999·Granted Nov 26, 2002·9 cites·32 claims
- 4469US6225468B1Process for making 2-(2,4,-dihydroxyphenyl) or 2-(2,4-dialkoxyphenyl)-4,6-bisaryl-1,3,5-triazinesCYTEC TECH CORP·Filed 1999·Granted May 1, 2001·15 cites·17 claims
- 4569US5852133ACurable compositions containing 1,3,5-triazine carbamates and epoxy compoundsCYTEC TECH CORP·Filed 1996·Granted Dec 22, 1998·22 cites·49 claims
- 4669US2022153959A1Polyolefin compositions containing substituted chroman compounds and molded articles produced therefromCYTEC TECH CORP·Filed 2022·Application pending·0 cites
- 4769US2025145792A1Polymer compositions having densification accelerators and rotational molding processes for making hollow articles therefromCYTEC IND INC·Filed 2022·Application pending·0 cites
- 4867US10179829B2Modified amino resinsALLNEX IP SARL·Filed 2016·Granted Jan 15, 2019·0 cites·11 claims
- 4967US6265576B1Trisaryl-1,3,5-triazine ultraviolet light absorbersCIBA SC HOLDING AG·Filed 1998·Granted Jul 24, 2001·10 cites·26 claims
- 5066US6800757B2Red-shifted triazine ultravioletlight absorbersCYTEC TECH CORP·Filed 2001·Granted Oct 5, 2004·1 cites·19 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →