US3379685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable epoxy compound composition of matter
Assignee: BASF Schweiz AG
•
Filing: 1965-07-23
•
Granted: 1968-04-23
•
Expires: 1985-07-23
Abstract
No abstract record available.
Inventors
- 👤 Preininger Erich
- 👤 Ott Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:32
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/4007; C08G59/4078; C08G59/4014; C08G59/4042; C08G59/50; C08G59/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A CURABLE COMPOSITION OF MATTER, COMPRISING (1) A 1,2-EPOXY COMPOUND HAVING A 1,2-EPOXIDE EQUIVALENCY GREATER THAN 1 AND (2) AS CURING AGENT, A TERTIARY AMINE OF THE FORMULA
Claim 2
Dependent Claim
28 words
A CURABLE COMPOSITION OF MATTER, COMPRISING (1) A 1,2-EPOXY COMPOUND HAVING A 1,2-EPOXIDE EQUIVALENCY GREATER THAN 1 AND (2) AS CURING AGENT, A TERTIARY AMINE OF THE FORMULA
References Cited (Backward Citations)
US2444333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |