US3338875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxylated sulfur-conjugated diene polymers
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1963-12-09
•
Granted: 1967-08-29
•
Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Albert J Costanza
- 👤 Arthur H Weinstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:26
CPC Classifications
C; C08; C08G; C08G75/00; C08G75/02; C08G75/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 3
Dependent Claim
9 words
THE PROCESS FOR MAKING A COMPOUND HAVING THE FORMULA
Claim 4
Dependent Claim
9 words
THE PROCESS FOR MAKING A COMPOUND HAVING THE FORMULA
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |