US3789042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation curable dinorbornene compositions
Assignee: Union Carbide Corp
•
Filing: 1971-05-26
•
Granted: 1974-01-29
•
Expires: 1991-05-26
Abstract
Abstract DINORBORNENE COMPOUNDS, MANY OF THEM NOVEL, HAVE BEEN FOUND TO FORM POLYMERS HAVING A LADDER STRUCTURE. THE DINORBORNENE COMPOUNDS AND DINORBORNENE POLYMERS WITH OTHER POLYMERS SUCH AS THE POLYOLEFINS, VINYL POLYMERS, ACRYLIC POLYMERS, POLYESTERS PPOLYAMIDES POLYEHERS, POLYUREAS, POLYURETHANES, NATURAL POLYMERS, ETC., ARE READILY CROSS-LINKED BY IRRADIATION.
Inventors
- 👤 H Colomb
- 👤 D Trecker
- 👤 T Brotherton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:46
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/12; B01J19/122; B01J19/123; C; C08; C08F; C08F291/00; C08F291/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1977-01-28 | 1977-07-30 | 1978-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-28 | 1981-07-30 | 1982-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-28 | 1985-07-30 | 1986-01-29 | $7700.00 | Window Closed / Lapsed |