US3434095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Programming switch
Assignee: TDK Micronas GmbH
•
Filing: 1967-04-17
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Granted: 1969-03-18
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Expires: 1987-04-17
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Derose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:15
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/70; B; B22; B22D; B22D23/00; B22D23/06; B22D23/10; B22D27/00; B22D27/02; H01H1/00; H01H1/12; H01H1/14; H01H1/36; H01H1/40; H01H1/403; H05; H05B; H05B7/00; H05B7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1172813A
Cited
US1603159A
Cited
US2963626A
Cited
US2972727A
Cited
US3045077A
Cited
US3343118A
Cited
US3209308A
Cited
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 |