US3492167A
Expired / Lapsed
US
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Photovoltaic cell and method of making the same
Assignee: Panasonic Holdings Corp
•
Filing: 1966-08-26
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Granted: 1970-01-27
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Expires: 1986-08-26
Abstract
No abstract record available.
Inventors
- 👤 Nobuo Nakayama
- 👤 Kazufumi Yamaguchi
- 👤 Eiichi Hirota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:52
CPC Classifications
H; H10; H10F; H10F71/00; H10F71/125; H10F10/00; H10F10/10; H10F10/16; H10F10/169; H10F77/00; H10F77/20; H10F77/206; H10F77/211; H10P; H10P95/00; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9265; Y10S428/931; Y10T; Y10T428/00; Y10T428/12; Y10T428/12486; Y10T428/12493; Y10T428/12528; Y10T428/12771; Y10T428/12861; Y10T428/12875; Y10T428/12896
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) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |