US2843557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing epoxy resin, polyvinyl chloride, and plasticizer
Assignee: General Electric Co
•
Filing: 1955-03-08
•
Granted: 1958-07-15
•
Expires: 1975-03-08
Abstract
No abstract record available.
Inventors
- 👤 Moyer M Safford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:48
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A COMPOSITION OF MATTER CONSISTING OF AN ADMIXTURE OF (1) 10-40% OF A PLASTICIZER, (2) 5-20, OF A MIXTURE OF A GLYCIDYL POLYETHER OF A DIHYDRIC PHENOL AND A POLYAMIDE HAVING AT LEAST TWO ACTIVE AMIDO HYDROGENS PER MOLECULE AND WHEREIN THE AMIDE GROUP IS ATTACHED DIRECTLY TO ANOTHER CARBON ATOM, AND (3) 50-70% OF POLYVINYL CHLORIDE, THE SUM OF (1), (2), AND (3) BEING EQUAL TO 100%.
Claim 2
Dependent Claim
68 words
A COMPOSITION OF MATTER CONSISTING OF AN ADMIXTURE OF (1) 10-40% OF A PLASTICIZER, (2) 5-20, OF A MIXTURE OF A GLYCIDYL POLYETHER OF A DIHYDRIC PHENOL AND A POLYAMIDE HAVING AT LEAST TWO ACTIVE AMIDO HYDROGENS PER MOLECULE AND WHEREIN THE AMIDE GROUP IS ATTACHED DIRECTLY TO ANOTHER CARBON ATOM, AND (3) 50-70% OF POLYVINYL CHLORIDE, THE SUM OF (1), (2), AND (3) BEING EQUAL TO 100%.
References Cited (Backward Citations)
US2190776A
Cited
US2564195A
Cited
US2564194A
Cited
US2728737A
Cited
US2705223A
Cited
US2795565A
Cited
US2717216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |