US3532740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidative dehydrogenation process
Assignee: Eastman Kodak Co
•
Filing: 1966-05-18
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Granted: 1970-10-06
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Expires: 1986-05-18
Abstract
No abstract record available.
Inventors
- 👤 Charles W Hargis
- 👤 Howard S Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:24
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/347; C07C51/377; C07C37/00; C07C37/06; C07C37/07; C07C45/00; C07C45/61; C07C45/65; C07C5/00; C07C5/42; C07C5/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
THE PROCESS WHICH COMPRISES REACTING AT LEAST ONE COMPOUND FROM THE GROUP OF OXIDES OR OXY-ACIDS SALTS OF ARSENIC, ANTIMONY, OR BISMUTH IN THE ABSENCE OF ACTIVATED ALUMINO WITH A FUNCTIONALLY UNSATURATED COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
36 words
THE PROCESS WHICH COMPRISES REACTING AT LEAST ONE COMPOUND FROM THE GROUP OF OXIDES OR OXY-ACIDS SALTS OF ARSENIC, ANTIMONY, OR BISMUTH IN THE ABSENCE OF ACTIVATED ALUMINO WITH A FUNCTIONALLY UNSATURATED COMPOUND OF 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) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |