US2301966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of valuable products from olefins
Assignee: Individual
•
Filing: 1937-03-20
•
Granted: 1942-11-17
•
Expires: 1957-03-20
Abstract
No abstract record available.
Inventors
- 👤 Michel Richard
- 👤 Muller Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:38
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/11; C07C37/14; C07C2/00; C07C2/02; C07C2/04; C07C2/06; C07C2/08; C07C2/14; C07C2/18; C07C2527/00; C07C2527/14; C07C2527/186; C07C2527/188
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-11-16 | 1946-05-18 | 1946-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-16 | 1950-05-18 | 1950-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-16 | 1954-05-18 | 1954-11-17 | $7700.00 | Window Closed / Lapsed |