US3790534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibiting prevulcanization of rubber formulations
Assignee: Universal Oil Products Co
•
Filing: 1972-03-16
•
Granted: 1974-02-05
•
Expires: 1992-03-16
Abstract
Abstract INHIBITING PREMATURE VULCANIZATION OF VULCANIZABLE DIENE RUBBER FORMULATIONS BY INCORPORATING THEREIN A SUBSTITUTEDCARBAMYL DISULFIDE.
Inventors
- 👤 M Gattuso
- 👤 H Estates
- 👤 R Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:53
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/39
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |