US3501105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tension sensing device
Assignee: Eastman Kodak Co
•
Filing: 1968-10-09
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Granted: 1970-03-17
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Expires: 1988-10-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Perconti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:33
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/044; B65H19/00; B65H19/22; B65H19/2238; B65H19/2246; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4146; B65H2301/4148; B65H2301/4149; B65H2301/41496; B65H2301/417; B65H2301/418; B65H2301/4181; B65H2301/41814; B65H2301/4182; B65H2301/41826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2275093A
Cited
US2723085A
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US2772551A
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US2849193A
Cited
US3092764A
Cited
US3239155A
Cited
US3305896A
Cited
US3386679A
Cited
US3330016A
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 |