US3057947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric cell using organic materials
Assignee: Individual
•
Filing: 1959-10-01
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Granted: 1962-10-09
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Expires: 1979-10-01
Abstract
No abstract record available.
Inventors
- 👤 Calvin Melvin
- 👤 Kearns David Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:03
CPC Classifications
H; H10; H10K; H10K30/00; H10K30/20; B; B82; B82Y; B82Y10/00; H10K30/50; H10K85/00; H10K85/30; H10K85/60; H10K85/615; H10K85/761; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y02E10/549
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A PHOTOELECTRIC CELL COMPRISED OF AN ORGANIC SEMICONDUCTOR, HAVING PRIMARILY A PI ELECTRON BONDING SYSTEM AND AN ORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF ELECTRON ACCEPTORS AND ELECTRON DONORS, SAID SEMICONDUCTOR AND ORGANIC MATERIAL BEING IN CONTACT WITH EACH OTHER SO AS TO FORM AN ELECTRON TRANSFERRING BOUNDARY.
Claim 2
Dependent Claim
49 words
A PHOTOELECTRIC CELL COMPRISED OF AN ORGANIC SEMICONDUCTOR, HAVING PRIMARILY A PI ELECTRON BONDING SYSTEM AND AN ORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF ELECTRON ACCEPTORS AND ELECTRON DONORS, SAID SEMICONDUCTOR AND ORGANIC MATERIAL BEING IN CONTACT WITH EACH OTHER SO AS TO FORM AN ELECTRON TRANSFERRING BOUNDARY.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |