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Patent US3023246A successfully refreshed from Google Patents.
US3023246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of branched unsaturated
Assignee: —
•
Filing: —
•
Granted: 1962-02-27
•
Expires: 1979-02-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:42
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/45; C07C45/48; C07C49/00; C07C49/04; C07C49/20; C07C49/203
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A PROCESS FOR THE PRODUCTION OF BRANCHED, OLEFINICALLY-UNSATURATED KETONES WHICH COMPRISES ADDING A BETA, GAMMA-OLEFINICALLY UNSATURATED, TERTIARY ALCOHOL WHICH BOILS BELOW 140*C., SAID ALCOHOL HAVING 5-7 CARBONS AND BEING OF THE FORMULA
Claim 2
Dependent Claim
32 words
A PROCESS FOR THE PRODUCTION OF BRANCHED, OLEFINICALLY-UNSATURATED KETONES WHICH COMPRISES ADDING A BETA, GAMMA-OLEFINICALLY UNSATURATED, TERTIARY ALCOHOL WHICH BOILS BELOW 140*C., SAID ALCOHOL HAVING 5-7 CARBONS AND BEING OF THE FORMULA
References Cited (Backward Citations)
US2766289A
Cited
GB646962A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |