Patent US2886026A successfully refreshed from Google Patents.
US2886026A
Expired / Lapsed
US
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Method of and apparatus for cutting a semiconductor crystal
Assignee: Texas Instruments Inc
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Filing: 1957-08-20
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Granted: 1959-05-12
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Expires: 1977-08-20
Abstract
No abstract record available.
Inventors
- 👤 Richard F Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:27
CPC Classifications
B; B28; B28D; B28D5/00; H; H10; H10P; H10P95/00
Claims Analysis
Total Claims: 0
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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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |