Patent US1365050A successfully refreshed from Google Patents.
US1365050A
Expired / Lapsed
US
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Direct production of ester bodies from unsaturated hydrocarbons
Assignee: SETH B HUNT
•
Filing: 1917-06-25
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Granted: 1921-01-11
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Expires: 1937-06-25
Abstract
No abstract record available.
Inventors
- 👤 Ellis Carleton
- 👤 Mortimer J Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:26
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/10; C07C67/11
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) | 1924-01-11 | 1924-07-12 | 1925-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-01-11 | 1928-07-12 | 1929-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-01-11 | 1932-07-12 | 1933-01-11 | $7700.00 | Window Closed / Lapsed |