US2302228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of chlorination with sulphuryl chloride and production of monochloro-trimethyl acetic acid
Assignee: EIDP Inc
•
Filing: 1940-04-02
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Granted: 1942-11-17
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Expires: 1960-04-02
Abstract
No abstract record available.
Inventors
- 👤 Morris S Kharasch
- 👤 Herbert C Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:38
CPC Classifications
C; C07; C07B; C07B39/00; C07C; C07C17/00; C07C17/013; C07C17/04; C07C17/093; C07C17/10; C07C17/14
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 |