US2611966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensometer
Assignee: Battelle Development Corp
•
Filing: 1950-02-09
•
Granted: 1952-09-30
•
Expires: 1970-02-09
Abstract
No abstract record available.
Inventors
- 👤 Rebman Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:33
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US361056A
Cited
US862765A
Cited
GB147987A
Cited
US1531111A
Cited
US2246175A
Cited
US2316975A
Cited
GB579206A
Cited
US2416664A
Cited
US2508419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-30 | 1956-03-31 | 1956-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-30 | 1960-03-31 | 1960-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-30 | 1964-03-31 | 1964-09-30 | $7700.00 | Window Closed / Lapsed |