Patent US3193418A successfully refreshed from Google Patents.
US3193418A
Expired / Lapsed
US
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Semiconductor device fabrication
Assignee: Fairchild Semiconductor Corp
•
Filing: 1960-10-27
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Granted: 1965-07-06
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 Theodore W Cooper
- 👤 Preston V Cheney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:56
CPC Classifications
H; H10; H10P; H10P95/00; H10P50/00; H10P50/60; H10P50/64; H10P50/642; H10P76/00; H10P76/20; H10P76/204; H10P76/2041; H10W; H10W74/00; H10W74/40; H10W74/43; Y; Y10; Y10S; Y10S148/00; Y10S148/043; Y10S148/106; Y10S438/00; Y10S438/942; Y10S438/945
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |