US2910602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light sensitive devices
Assignee: EMI Ltd
•
Filing: 1957-07-22
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Granted: 1959-10-27
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Lubszynski Hans Gerhard
- 👤 Mcgill Eric Frederick George
- 👤 Taylor Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:06
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A LIGHT SENSITIVE DEVICE HAVING A LIGHT SENSITIVE LAYER COMPRISING AT LEAST IN PART PHOTO-CONDUCTIVE ANTIMONY SELENIDE IN SPONGY FORM.
Claim 2
Dependent Claim
20 words
A LIGHT SENSITIVE DEVICE HAVING A LIGHT SENSITIVE LAYER COMPRISING AT LEAST IN PART PHOTO-CONDUCTIVE ANTIMONY SELENIDE IN SPONGY FORM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |