US3432919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making semiconductor diodes
Assignee: Raytheon Co
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Filing: 1966-10-31
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Granted: 1969-03-18
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Warren C Rosvold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:54
CPC Classifications
H; H10; H10W; H10W72/00; H10W72/30; H10D; H10D62/00; H10D62/10; H10D62/117; H10D99/00; H10P; H10P14/00; H10P14/20; H10P14/29; H10P14/2901; H10P14/2902; H10P14/2905; H10P14/32; H10P14/3202; H10P14/3204; H10P14/3211; H10P14/34; H10P14/3402; H10P14/3404; H10P14/3411; H10P14/36; H10P14/60; H10P14/63; H10P14/6302; H10P14/6304; H10P14/6306; H10P14/6308; H10P14/6309; H10P14/6322; H10P14/6326; H10P14/6328; H10P14/6334; H10P14/69; H10P14/692; H10P14/6921; H10P14/69215; H10P50/00; H10P50/69; H10P50/691; H10W72/071; H10W72/073; H10W72/07331; H10W72/07337; Y; Y10; Y10S; Y10S148/00; Y10S148/051; Y10S148/054; Y10S148/085; Y10S257/00; Y10S257/926
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) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |