US2741848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination micrometer caliper
Assignee: Individual
•
Filing: 1952-10-21
•
Granted: 1956-04-17
•
Expires: 1972-10-21
Abstract
No abstract record available.
Inventors
- 👤 Livingston Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:53
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US883660A
Cited
US1282030A
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US1329911A
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US1355724A
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US1459500A
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US1425027A
Cited
US1956871A
Cited
FR767054A
Cited
US2129311A
Cited
US2517846A
Cited
GB632671A
Cited
US2520022A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |