Patent US2994685A successfully refreshed from Google Patents.
US2994685A
Expired / Lapsed
US
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Epoxy resin compositions and method
Assignee: Furane Plastics Inc
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Filing: 1957-10-08
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Granted: 1961-08-01
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Expires: 1977-10-08
Abstract
No abstract record available.
Inventors
- 👤 Delmonte John
- 👤 William J Dewar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:41
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/16; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5046; C08G59/5053; C08G59/5073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
AN EPOXY RESIN COMPOSITION COMPRISING A GLYCIDYL POLYETHER OF A POLYHYDRIC ORGANIC COMPOUND IN WHICH THE POLYHYDRIC ORGANIC COMPOUND IS SELECTED FROM THE CLASS CONSISTING OF POLYHYDRIC ALCOHOLS AND POLYHYDRIC PHENOLS, AND A CURING AGENT COMPRISING AN AMINO GLYOXALIDINE COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
43 words
AN EPOXY RESIN COMPOSITION COMPRISING A GLYCIDYL POLYETHER OF A POLYHYDRIC ORGANIC COMPOUND IN WHICH THE POLYHYDRIC ORGANIC COMPOUND IS SELECTED FROM THE CLASS CONSISTING OF POLYHYDRIC ALCOHOLS AND POLYHYDRIC PHENOLS, AND A CURING AGENT COMPRISING AN AMINO GLYOXALIDINE COMPOUND OF THE FORMULA:
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) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |