US2076166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted sulphonic actos of high
Assignee: —
•
Filing: —
•
Granted: 1937-04-06
•
Expires: 1954-04-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:00
CPC Classifications
C; C11; C11D; C11D11/00; C11D11/04; C07; C07C; C07C303/00; C07C303/02; C07C303/04; C07C303/06; C07C303/22; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C07C2601/00; C07C2601/12; C07C2601/16; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03
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) | 1940-04-05 | 1940-10-05 | 1941-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-04-05 | 1944-10-05 | 1945-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-04-05 | 1948-10-05 | 1949-04-06 | $7700.00 | Window Closed / Lapsed |