US2304767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of organic materials
Assignee: Colgate Palmolive Co
•
Filing: 1939-06-29
•
Granted: 1942-12-08
•
Expires: 1959-06-29
Abstract
No abstract record available.
Inventors
- 👤 Ross John
- 👤 Potter Dwight James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:54
CPC Classifications
C; C07; C07C; C07C303/00; C07C303/02; C07C303/04; C07C303/10; C07C303/32; C07C303/42; C07C303/44
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) | 1945-12-07 | 1946-06-08 | 1946-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-07 | 1950-06-08 | 1950-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-07 | 1954-06-08 | 1954-12-08 | $7700.00 | Window Closed / Lapsed |