Inventor
Sanjeev K. Dey
Inventor
Spartanburg, SC, US
Overview
Patents· 49 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C11Dprimary
C11DDetergent compositions34%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments28%
C08LCompositions of macromolecular compounds7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
D06LDry-cleaning, washing or bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C07CAcyclic or carbocyclic compounds2%
D06PDyeing or printing textiles2%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials2%
D21HPulp compositions2%
PatentTitleYear
11,104,806Triarylmethane leuco compounds and compositions comprising the same202111,078,366Bis-azo colorants for use as bluing agents202111,053,461Leuco triphenylmethane colorants as bluing agents in laundry care compositions202111,053,392Leuco compounds, colorant compounds, and compositions containing the same202111,053,460Leuco triphenylmethane colorants as bluing agents in laundry care compositions202110,876,080Leuco colorants as bluing agents in laundry care compositions202010,870,819Leuco colorants as bluing agents in laundry care compositions202010,851,329Leuco colorants as bluing agents in laundry care compositions202010,731,112Leuco colorants in combination with a second whitening agent as bluing agents in laundry care compositions202010,723,982Leuco triphenylmethane colorants as bluing agents in laundry care compositions202010,717,874Leuco colorants and compositions202010,717,951Leuco compounds and compositions comprising the same202010,717,950Leuco colorants as bluing agents in laundry care composition202010,711,139Leuco polymers as bluing agents in laundry care compositions202010,689,801Colored coatings and artificial leathers containing colorant complexes202010,647,854Leuco polymers as bluing agents in laundry care compositions202010,633,543Bis-azo colorants for use as bluing agents202010,633,618Leuco colorants with extended conjugation as bluing agents in laundry care formulations202010,597,614Whitening agents for cellulosic substrates202010,590,275Leuco polymers as bluing agents in laundry care compositions202010,577,570Leuco polymers as bluing agents in laundry care compositions202010,501,633Leuco polymers as bluing agents in laundry care compositions201910,479,961Leuco polymers as bluing agents in laundry care compositions201910,472,595Leuco polymers as bluing agents in laundry care compositions201910,435,650Cleaning composition and method for using the same201910,385,294Leuco polymers as bluing agents in laundry care compositions201910,377,976Leuco polymers as bluing agents in laundry care compositions201910,377,977Leuco polymers as bluing agents in laundry care compositions201910,351,709Leuco polymers as bluing agents in laundry care compositions201910,041,024Bis-azo colorants for use as bluing agents20189,982,221Leuco triphenylmethane colorants as bluing agents in laundry care compositions20189,976,035Whitening agents for cellulosic substrates20189,834,682Laundry care composition comprising carboxylate dye20179,777,250'Whitening agents for cellulosic substrates'20179,752,104'Thiophene AZO carboxylate dyes and laundry care compositions containing the same'20179,745,544'Whitening agents for cellulosic substrates'20179,719,056'Bis-azo colorants for use as bluing agents'20179,718,775'Oxindole compounds and compositions comprising the same'20179,688,946'Cleaning composition and method for using the same'20179,580,575'Polyethylene articles'20179,567,465'Thiophene azo carboxylate dyes and laundry care compositions containing the same'20179,556,406'Compositions comprising benefit agent and aprotic solvent'20179,540,601'Composition comprising benefit agent and aprotic solvent'20179,410,035'Modified heterophasic polyolefin composition'20169,200,142'Thermoplastic polymer composition'20159,200,144'Thermoplastic polymer composition'20159,193,845'Thermoplastic polymer composition'20159,163,146'Thiophene azo carboxylate dyes and laundry care compositions containing the same'20158,888,865'Thiophene azo carboxylate dyes and laundry care compositions containing the same'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2020Patents assigned to PROCTER & GAMBLE (19)· patent assignee history
2014–2015Patents assigned to TORRES EDUARDO (2)· patent assignee history
2014Patents assigned to BRUHNKE JOHN DAVID (1)· patent assignee history
2014–2021Based in Spartanburg, SC, US· patent location history
2015–2021Patents assigned to MILLIKEN & CO (30)· patent assignee history
2015Patents assigned to BRUHNKE JOHN D (1)· patent assignee history
2015Based in Boiling Springs, SC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MILLIKEN & CO | 30 | 2015–2021 |
| PROCTER & GAMBLE | 19 | 2014–2020 |
| TORRES EDUARDO | 2 | 2014–2015 |
| BRUHNKE JOHN D | 1 | 2015 |
| BRUHNKE JOHN DAVID | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Spartanburg, SC, US | 48 | 2014–2021 |
| Boiling Springs, SC, US | 1 | 2015 |