Patent US4023641A successfully refreshed from Google Patents.
Patent US3489710A successfully refreshed from Google Patents.
US3489710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible thermoplastic resins as binders for vulcanized rubber
Assignee: Union Carbide Corp
•
Filing: 1964-03-04
•
Granted: 1970-01-13
•
Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Sergio Bonotto
- 👤 Burton H Krevsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:19
CPC Classifications
C; C08; C08L; C08L19/00; C08L19/003; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L23/08; C08L23/0846; C08L23/0853; C08L23/16; C08L23/18; C08L23/20; C08L23/22; C08L23/26; C08L23/28; C08L23/286; C08L27/00; C08L27/02; C08L27/04; C08L27/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |