US2870116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition comprising a vinyl halide polymer and an aldehyde-reacted polymer of acrylamide and metallic surface coated therewith
Assignee: PPG Industries Inc
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Filing: 1956-01-19
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Granted: 1959-01-20
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Expires: 1976-01-19
Abstract
No abstract record available.
Inventors
- 👤 Henry A Vogel
- 👤 Harold G Bittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:43
CPC Classifications
C; C09; C09D; C09D167/00; B; B32; B32B; B32B27/00; C08; C08F; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/56; C08F20/58; C08F20/62; C08F22/00; C08F22/36; C08F8/00; C08F8/28; C08L; C08L29/00; C08L29/02; C08L29/06; C08L57/00; C08L57/04; C08L67/00; C08L67/08; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D127/00; C09D129/00; C09D129/02; C09D129/04; C09D129/06; C09D129/08; C09D133/00; C09D133/04; C09D133/06; C09D133/062; C09D133/24; C09D133/26; C09D157/00; C09D157/04; C09D157/06; C09D157/12; C09D163/00; C09D167/08; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/20; H01G4/22; H01G4/221; C08F2800/00; C08F2800/20; C08L29/04; C08L33/00; C08L33/24; C08L33/26; C08L63/00; C08L67/06; C08L93/00; C08L93/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A HEAT HARDENABLE RESINOUS COMPOSITION COMPRISING A POLYMER OF A VINYL HALIDE, AND AN INTERPOLYMER OF AN ACRYLAMIDE WITH AT LEAST ONE OTHER MONOMER HAVING A CH2=C< GROUP, SAID INTERPOLYMER BEING CHARACTERIZED BY HAVING AMIDO HYDROGEN ATOMS REPLACED BY THE STRUCTURE
Claim 2
Dependent Claim
41 words
A HEAT HARDENABLE RESINOUS COMPOSITION COMPRISING A POLYMER OF A VINYL HALIDE, AND AN INTERPOLYMER OF AN ACRYLAMIDE WITH AT LEAST ONE OTHER MONOMER HAVING A CH2=C< GROUP, SAID INTERPOLYMER BEING CHARACTERIZED BY HAVING AMIDO HYDROGEN ATOMS REPLACED BY THE STRUCTURE
References Cited (Backward Citations)
US2132671A
Cited
US2680110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |