US3460240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of semiconductor solar cells
Assignee: Westinghouse Electric Corp
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Filing: 1965-08-24
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Granted: 1969-08-12
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Expires: 1985-08-24
Abstract
No abstract record available.
Inventors
- 👤 Krishan S Tarneja
- 👤 Fred G Ernick
- 👤 Vito A Rossi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:10
CPC Classifications
H; H10; H10F; H10F10/00; H10F10/10; H10F10/14; H10F77/00; H10F77/20; H10F77/206; H10F77/211; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y02E10/547; Y10; Y10S; Y10S148/00; Y10S148/026; Y10S148/041; Y10S148/042; Y10S148/05; Y10S148/051; Y10S148/067; Y10S148/12; Y10S148/122; Y10S148/15
Claims Analysis
Total Claims: 0
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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) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |