US3426558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for stretching leather or the like
Assignee: Individual
•
Filing: 1966-08-25
•
Granted: 1969-02-11
•
Expires: 1986-08-25
Abstract
No abstract record available.
Inventors
- 👤 Norbert Schmid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:08
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/02; C14B1/04; C14B1/10; C14B2700/00; C14B2700/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2150264A
Cited
US2330271A
Cited
GB668566A
Cited
US2585834A
Cited
US2878602A
Cited
US3153291A
Cited
US3256624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |