US2466615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric apparatus for measuring lap uniformity having means to minimize tension on the lap
Assignee: Individual
•
Filing: 1946-11-12
•
Granted: 1949-04-05
•
Expires: 1966-11-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Rusca
- 👤 Charles L Sens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:23
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89; G01N21/892; G01N21/898; G01N21/8983; D; D06; D06H; D06H3/00; D06H3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1915204A
Cited
US817026A
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US888974A
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US1963310A
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US2238762A
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US2299983A
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US2361217A
Cited
US2356660A
Cited
US2433557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |