US3383432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxide composition containing the polyglycidyl ethers of 2, 4-bis-(4-hydroxycumyl)-phenol, bis-(4-hydroxy cumyl)-bis-(4-hydroxy-phenyl) 2, 2-propane and 2, 2-bis-(4-hydroxy phenyl)-propane
Assignee: Bayer AG
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Filing: 1965-03-29
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Granted: 1968-05-14
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Krimm Heinrich
- 👤 Schnell Hermann
- 👤 Kubens Rolf
- 👤 Andres Karl-Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:17
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/24; C08G59/245; C07; C07C; C07C281/00; C07C281/16; C07C281/18; C07C45/00; C07C45/45; C07C45/48; C07C49/00; C07C49/04; C07C49/12; C08G59/02; C08G59/04; C08G59/06; C08G59/063
Claims Analysis
Total Claims: 0
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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) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |