Patent US2944342A successfully refreshed from Google Patents.
US2944342A
Expired / Lapsed
US
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Measuring apparatus
Assignee: Bristol Aero Engines Ltd
•
Filing: 1955-05-02
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Granted: 1960-07-12
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Expires: 1975-05-02
Abstract
No abstract record available.
Inventors
- 👤 Bartlett Christopher Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:21
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/20; G01B5/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1281805A
Cited
DE369503C
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US2499418A
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US2443858A
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US2668361A
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US2583936A
Cited
US2643459A
Cited
GB712539A
Cited
US2828547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |