US3393538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tanning and tawing (or leather dressing) machine for splitting hides and skins
Assignee: MERCIER FRERES
•
Filing: 1965-11-26
•
Granted: 1968-07-23
•
Expires: 1985-11-26
Abstract
No abstract record available.
Inventors
- 👤 Mercier Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:55
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/02; C14B1/14; C14B2700/00; C14B2700/10; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0267; Y10T83/0296; Y10T83/707; Y10T83/7226
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US74734A
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US1075792A
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US1382755A
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US1459933A
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US2154115A
Cited
US2532398A
Cited
US2524013A
Cited
US2804141A
Cited
US3060714A
Cited
US3083559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |