US3385835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable mixtures comprising cycloaliphatic polyepoxy compounds, curing agents, and metal accelerators
Assignee: BASF Schweiz AG
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Filing: 1964-10-12
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Granted: 1968-05-28
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Expires: 1984-10-12
Abstract
No abstract record available.
Inventors
- 👤 Kugler Fritz
- 👤 Ernst Otto
- 👤 Seiz Wolfgang
- 👤 Ruf Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:09
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/68; C08G59/681; C08G59/682; C08G59/40; C08G59/4007; C08G59/4092; C08G59/42
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |