Inventor
DEY SANJEEV KUMAR
US28 patents
⚠️ This page may combine multiple inventors who share the name “DEY SANJEEV KUMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PROCTER & GAMBLE
24 patentsUS10479961B2Nov 19, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE24 citations94
US10472595B2Nov 12, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE22 citations94
US10385294B2Aug 20, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE23 citations94
US10633618B2Apr 28, 2020
Leuco colorants with extended conjugation as bluing agents in laundry care formulations
PROCTER & GAMBLE11 citations86
US10577570B2Mar 3, 2020
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE12 citations86
US10377976B2Aug 13, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE13 citations84
US10377977B2Aug 13, 2019
Leuco polymers as bluing agents in laundry care compositions
PROCTER & GAMBLE13 citations84
US9719056B1Aug 1, 2017
Bis-azo colorants for use as bluing agents
PROCTER & GAMBLE6 citations84
US11634663B2Apr 25, 2023
Laundry care compositions, methods, and test kits for determining authenticity
PROCTER & GAMBLE2 citations73
US10731112B2Aug 4, 2020
Leuco colorants in combination with a second whitening agent as bluing agents in laundry care compositions
PROCTER & GAMBLE3 citations73
US10717950B2Jul 21, 2020
Leuco colorants as bluing agents in laundry care composition
PROCTER & GAMBLE4 citations73
US10876080B2Dec 29, 2020
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE2 citations72
US10717951B2Jul 21, 2020
Leuco compounds and compositions comprising the same
PROCTER & GAMBLE3 citations72
US11136535B2Oct 5, 2021
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE4 citations71
US10870819B2Dec 22, 2020
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE2 citations71
US10041024B2Aug 7, 2018
Bis-azo colorants for use as bluing agents
PROCTER & GAMBLE4 citations68
US11230686B2Jan 25, 2022
Laundry care compositions and methods for determining their age
PROCTER & GAMBLE1 citations62
US11142727B2Oct 12, 2021
Methods of using leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE1 citations62
US11046920B2Jun 29, 2021
Methods of using leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE1 citations62
US9745544B2Aug 29, 2017
Whitening agents for cellulosic substrates
PROCTER & GAMBLE1 citations52
US9752104B2Sep 5, 2017
Thiophene AZO carboxylate dyes and laundry care compositions containing the same
PROCTER & GAMBLE0 citations51
US9540601B2Jan 10, 2017
Composition comprising benefit agent and aprotic solvent
PROCTER & GAMBLE1 citations51
US12049608B2Jul 30, 2024
Leuco colorants as bluing agents in laundry care compositions
PROCTER & GAMBLE0 citations50
US10597614B2Mar 24, 2020
Whitening agents for cellulosic substrates
PROCTER & GAMBLE0 citations41
MILLIKEN & CO
3 patentsUS9834682B2Dec 5, 2017
Laundry care composition comprising carboxylate dye
MILLIKEN & CO2 citations73
US9567465B2Feb 14, 2017
Thiophene azo carboxylate dyes and laundry care compositions containing the same
MILLIKEN & CO0 citations51
US9556406B2Jan 31, 2017
Compositions comprising benefit agent and aprotic solvent
MILLIKEN & CO1 citations51