Patent US2773048A successfully refreshed from Google Patents.
US2773048A
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Epoxy resin composition containing para, para' diamino diphenylmethane
Assignee: Honeywell Inc
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Filing: 1952-08-25
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Granted: 1956-12-04
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Expires: 1972-08-25
Abstract
No abstract record available.
Inventors
- 👤 Jerome L Formo
- 👤 Gault Lionel H Le
- 👤 Luther L Bolstad
- 👤 Arthur D Sinning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:09
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A COMPOSITION OF MATTER COMPRISING PARA, PARA DIAMINO DIPHENYLMETHANE TOGETHER WITH AN EPOXY RESIN HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
18 words
A COMPOSITION OF MATTER COMPRISING PARA, PARA DIAMINO DIPHENYLMETHANE TOGETHER WITH AN EPOXY RESIN HAVING THE STRUCTURAL 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) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |