US1668875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating fur skins and the like
Assignee: STEIN fur DYEING CO Inc
•
Filing: 1925-10-14
•
Granted: 1928-05-08
•
Expires: 1945-10-14
Abstract
No abstract record available.
Inventors
- 👤 Stein Hyman
- 👤 William E Austin
- 👤 Liebowitz Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:20
CPC Classifications
D; D06; D06L; D06L4/00; D06L4/10; D06L4/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1931-05-08 | 1931-11-07 | 1932-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-05-08 | 1935-11-07 | 1936-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-05-08 | 1939-11-07 | 1940-05-08 | $7700.00 | Window Closed / Lapsed |