US3384614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synergistic antiozonant mixture
Assignee: Universal Oil Products Co
•
Filing: 1965-03-25
•
Granted: 1968-05-21
•
Expires: 1985-03-25
Abstract
No abstract record available.
Inventors
- 👤 Robert H Rosenwald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:56
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/18; C08K5/36; C08K5/37; C08K5/372; C08K5/3725; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3126412A
Cited
US3202630A
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US3224972A
Cited
US3265736A
Cited
US3293321A
Cited
US3297628A
Cited
US3288749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |