Patent US3501760A successfully refreshed from Google Patents.
US3501760A
Expired / Lapsed
US
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Film inspecting machine
Assignee: MENARY ROBERT F
•
Filing: 1966-04-14
•
Granted: 1970-03-17
•
Expires: 1986-04-14
Abstract
No abstract record available.
Inventors
- 👤 Robert F Menary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:14
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/02; G01B5/06; G01B5/068; G03; G03D; G03D15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US601780A
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US1190204A
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US2570944A
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US2713158A
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US2936615A
Cited
US3255533A
Cited
US3301974A
Cited
US3354273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |