US2617197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for measuring leather
Assignee: Individual
•
Filing: 1947-08-05
•
Granted: 1952-11-11
•
Expires: 1967-08-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Derby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:16
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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DE429490C
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GB279546A
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US1865310A
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US1993109A
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US2316015A
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US2354767A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |