US2395523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlled oxidation of branched chain organic compounds
Assignee: SHELI DEV Co
•
Filing: 1943-01-30
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Granted: 1946-02-26
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Expires: 1963-01-30
Abstract
No abstract record available.
Inventors
- 👤 William E Vaughan
- 👤 Frederick F Rust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:54
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/48; C07C29/50; C07C407/00; C07C407/003; C07C409/00; C07C409/16; F; F02; F02B; F02B47/00
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) | 1949-02-25 | 1949-08-27 | 1950-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-02-25 | 1953-08-27 | 1954-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-02-25 | 1957-08-27 | 1958-02-26 | $7700.00 | Window Closed / Lapsed |