US3533967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double-doped gallium arsenide and method of preparation
Assignee: Monsanto Co
•
Filing: 1966-11-10
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Granted: 1970-10-13
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Expires: 1986-11-10
Abstract
No abstract record available.
Inventors
- 👤 James B Mcneely
- 👤 Donald A High
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:08
CPC Classifications
H; H10; H10D; H10D99/00; C; C30; C30B; C30B11/00; C30B29/00; C30B29/10; C30B29/40; C30B29/42; H10N; H10N80/00; H10P; H10P95/00; Y; Y10; Y10S; Y10S148/00; Y10S148/056; Y10S148/107; Y10S252/00; Y10S252/95; Y10S252/951; Y10S438/00; Y10S438/90; Y10S438/914; Y10S438/925; Y10S438/971
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3392193A
Cited
US3371051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |