Patent US3183109A successfully refreshed from Google Patents.
US3183109A
Expired / Lapsed
US
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Thixotropic compositions
Assignee: Bayer AG
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Filing: 1960-03-14
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Granted: 1965-05-11
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Expires: 1980-03-14
Abstract
No abstract record available.
Inventors
- 👤 Neumann Wolfram
- 👤 Zankl Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:23
CPC Classifications
C; C09; C09D; C09D175/00; C09D175/04; C09D175/06; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/2805; C08G18/281; C08G18/30; C08G18/34; C08G18/348; C08G18/40; C08G18/42; C08G18/4263; C08G18/4288; C08G18/70; C08G18/71; C08G18/72; C08G18/80; C08G69/00; C08G69/44; C09D167/00; C09D167/08; C09D5/00; C09D5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A COATING COMPOSITION WHICH COMPRISES A MEMBER SELECTED FROM THE GROUP CONSISTING OF A DRYING AND A NONDRYING OIL AND FROM ABOUT 0.1% TO ABOUT 30% BY WEIGHT OF A THIXOTROPIC ADDITIVE PREPARED BY A PROCESS WHICH COMPRISES REACTING A MEMBER SELECTED FROM THE GROUP CONSISTING OF A FATTY ACID AND A HYDROCARBON POLYCARBOXYLIC ACID WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF AN ORGANIC MONOISOCYANATE AND A SYMMETRICAL ORGANIC POLYISOCYANATE AT LEAST ONE OF SAID REACTANTS HAVING A CARBON TO CARBON CHAIN OF AT LEAST 10 CARBON ATOMS.
Claim 2
Dependent Claim
90 words
A COATING COMPOSITION WHICH COMPRISES A MEMBER SELECTED FROM THE GROUP CONSISTING OF A DRYING AND A NONDRYING OIL AND FROM ABOUT 0.1% TO ABOUT 30% BY WEIGHT OF A THIXOTROPIC ADDITIVE PREPARED BY A PROCESS WHICH COMPRISES REACTING A MEMBER SELECTED FROM THE GROUP CONSISTING OF A FATTY ACID AND A HYDROCARBON POLYCARBOXYLIC ACID WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF AN ORGANIC MONOISOCYANATE AND A SYMMETRICAL ORGANIC POLYISOCYANATE AT LEAST ONE OF SAID REACTANTS HAVING A CARBON TO CARBON CHAIN OF AT LEAST 10 CARBON ATOMS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |