US2092322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of organic peroxides
Assignee: Shell Development Co
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Filing: 1935-03-18
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Granted: 1937-09-07
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Expires: 1955-03-18
Abstract
No abstract record available.
Inventors
- 👤 Moser Franz Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:44
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/20; C07C407/00; C07C407/003; C07C409/22
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) | 1940-09-06 | 1941-03-08 | 1941-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-06 | 1945-03-08 | 1945-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-06 | 1949-03-08 | 1949-09-07 | $7700.00 | Window Closed / Lapsed |