US2151930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating fur skins
Assignee: Jonas and Naumburg Corp
•
Filing: 1937-03-24
•
Granted: 1939-03-28
•
Expires: 1957-03-24
Abstract
No abstract record available.
Inventors
- 👤 Louis N Messing
- 👤 Robert E Naumburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:27
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/02; C14B1/24; C14B2700/00; C14B2700/25; Y; Y10; Y10S; Y10S83/00; Y10S83/915
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) | 1942-03-27 | 1942-09-26 | 1943-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-27 | 1946-09-26 | 1947-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-27 | 1950-09-26 | 1951-03-28 | $7700.00 | Window Closed / Lapsed |