US3488296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxonation process
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1967-02-06
•
Granted: 1970-01-06
•
Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 William Lambert Senn Jr
- 👤 Joseph Kern Mertzweiler
- 👤 Michael David Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:14
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3091644A
Cited
US3007953A
Cited
US3239570A
Cited
US3050562A
Cited
US3234146A
Cited
US3351666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |