US3546185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibiting premature vulcanization of diene rubbers
Assignee: Monsanto Co
•
Filing: 1968-03-20
•
Granted: 1970-12-08
•
Expires: 1988-03-20
Abstract
No abstract record available.
Inventors
- 👤 Aubert Yaucher Coran
- 👤 Joseph Edward Kerwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:47
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D207/00; C07D207/02; C07D207/44; C07D209/56; C07D209/58; C07D209/72; C07D209/76; C08; C08K; C08K5/00; C08K5/36; C08K5/43; C08K5/44
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
SU164670A1
Cited
US2171901A
Cited
US2553776A
Cited
GB969281A
Cited
US3276855A
Cited
US3427319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |