US3429833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-soluble n,n'-diglycidyl compounds and curable compositions comprising said compounds
Assignee: BASF Schweiz AG
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Filing: 1967-02-09
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Granted: 1969-02-25
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Expires: 1987-02-09
Abstract
No abstract record available.
Inventors
- 👤 Daniel Porret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:45
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/38; C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/26; D06M; D06M13/00; D06M13/322; D06M13/385; D06P1/0056; D06P1/0064; D06P1/0072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |