US3394037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a semiconductor device by masking and diffusion
Assignee: Motorola Solutions Inc
•
Filing: 1965-05-28
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Granted: 1968-07-23
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Peter T Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:37
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/40; H10W74/47; H10D; H10D99/00; H10P; H10P14/00; H10P14/60; H10P14/63; H10P14/6302; H10P14/6304; H10P14/6306; H10P14/6308; H10P14/6309; H10P14/6322; H10P95/00; Y; Y10; Y10S; Y10S148/00; Y10S148/028; Y10S148/037; Y10S148/043; Y10S148/085; Y10S148/151
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2910634A
Cited
US3041213A
Cited
US2989713A
Cited
US3226611A
Cited
US3255056A
Cited
US3289267A
Cited
US3332143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |