US3466741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing integrated circuits and the like
Assignee: Siemens AG
•
Filing: 1966-05-05
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Granted: 1969-09-16
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Expires: 1986-05-05
Abstract
No abstract record available.
Inventors
- 👤 Richard Wiesner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:40
CPC Classifications
H; H10; H10P; H10P50/00; H10P50/69; H10P50/691; H10D; H10D84/00; H10D84/60; H10D84/611; H10D84/613; H10D84/615; H10W; H10W10/00; H10W10/01; H10W10/011; H10W10/019; H10W10/10; H10W74/00; H10W74/01; H10W74/40; H10W74/47; H10W74/473; H10W90/00; Y; Y10; Y10S; Y10S148/00; Y10S148/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3074145A
Cited
US3158788A
Cited
US3206647A
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DE1188731B
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US3300832A
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US3290753A
Cited
US3307239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |