US3003075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infra-red sensitive devices
Assignee: RCA Corp
•
Filing: 1952-12-24
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Granted: 1961-10-03
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Expires: 1972-12-24
Abstract
No abstract record available.
Inventors
- 👤 Gardner L Krieger
- 👤 Melvin L Schultz
- 👤 George A Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:08
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/02; G01J5/06; H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/38; H01J29/39; H01J29/45; H01J29/458; H01J31/00; H01J31/08; H01J31/49; H01J31/50; H01J31/503
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
33 words
A PHOTOSENSITIVE DEVICE COMPRISING A NON-CONDUCTIVE BASE PLATE, A CONDUCTIVE COATING DEPOSITED ON SAID PLATE, AND A COMPOSITE LAYER ON SAID CONDUCTIVE COATING OF COMPLEX REACTION PRODUCTS OF LEAD OXIDE, SULFUR AND OXYGEN.
References Cited (Backward Citations)
US2257827A
Cited
US2541374A
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US2578956A
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US2555091A
Cited
FR990240A
Cited
US2523132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |