US3047956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inclination and flatness gauge
Assignee: Individual
•
Filing: 1960-02-19
•
Granted: 1962-08-07
•
Expires: 1980-02-19
Abstract
No abstract record available.
Inventors
- 👤 George R German
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:54
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/28; G01B5/285; G01B5/24; G01B5/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1491075A
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US2143237A
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US2201739A
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US2338001A
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US2611968A
Cited
US2787838A
Cited
US2929661A
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US2827707A
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US2945366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |