Inventor
Barrett Richard Bobsein
Inventor
Sellersville, PA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers26%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds20%
C08LCompositions of macromolecular compounds20%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
D21HPulp compositions7%
Y10TTechnical subjects covered by former us classification7%
C07CAcyclic or carbocyclic compounds4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
B41MPrinting, duplicating, marking, or copying processes2%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
PatentTitleYear
9,156,776'Benzylamine hydrophobe'20159,150,683'Rheology modifier'20158,907,008'Rheology modifier'20148,791,201'Dibenzylamine hydrophobe'20148,779,055'Hydrophobically modified alkylene oxide urethane polymer'20148,034,869'Thickened compositions and method for thickening aqueous polymer compositions'20117,985,795'Thickener composition and method for thickening aqueous systems'20117,803,864'Associative thickener compositions and methods of use'20107,741,401'Thickener blend composition and method for thickening aqueous systems'20107,741,402'Thickener composition and method for thickening aqueous systems'20107,449,440'Nonionic associative thickener containing vinyl addition polymer backbone'20087,432,325'Nonionic associative thickener containing condensation polymer backbone'20087,217,443'Binder composition'20076,863,775'Paper having improved print quality and method of making the same'20056,780,820'Thermosensitive recording material'20046,547,929'Paper having improved print quality and method of making the same'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2015Patents assigned to ROHM & HAAS (16)· patent assignee history
2003–2015Based in Sellersville, PA, US· patent location history
2014Patents assigned to BOBSEIN BARRETT R (1)· patent assignee history
2014Patents assigned to RABASCO JOHN J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM & HAAS | 16 | 2003–2015 |
| BOBSEIN BARRETT Rself | 1 | 2014 |
| RABASCO JOHN J | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sellersville, Pennsylvania, US | 16 | 2003–2015 |