Patent US3261881A successfully refreshed from Google Patents.
US3261881A
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Coating composition of a carboxylic acid amide polymer and an organopolysiloxane resin
Assignee: PPG Industries Inc
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Filing: 1965-08-12
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Granted: 1966-07-19
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Expires: 1985-08-12
Abstract
No abstract record available.
Inventors
- 👤 Roger M Christenson
- 👤 Henry A Vogel
- 👤 Harold G Bittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:02
CPC Classifications
C; C09; C09D; C09D135/00; C08; C08L; C08L83/00; C08L83/04; C08L83/10; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D133/00; C09D133/24; C09D183/00; C09D183/04; C09D183/10; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/18; C08G77/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A VEHICLE FOR A COATING COMPOSITION COMPRISING (1) A POLYMER OF AN UNSATURATED CARBOXYLIC ACID AMIDE, SAID POLYMER BEING CHARACTERIZED BY CONTAINING AMIDE GROUPS HAVING A HYDROGEN ATOMS REPLACED BY THE STRUCTURE:
Claim 2
Dependent Claim
32 words
A VEHICLE FOR A COATING COMPOSITION COMPRISING (1) A POLYMER OF AN UNSATURATED CARBOXYLIC ACID AMIDE, SAID POLYMER BEING CHARACTERIZED BY CONTAINING AMIDE GROUPS HAVING A HYDROGEN ATOMS REPLACED BY THE STRUCTURE:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |