US3226463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of making circuit components
Assignee: Individual
•
Filing: 1961-04-10
•
Granted: 1965-12-28
•
Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:17
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/40; B; B29; B29C; B29C45/00; B29C45/14; B29C45/14639; H10W72/00; H10W72/20; H10W74/00; H10W74/01; H10W74/016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2444075A
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US2713700A
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US2803054A
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US2921113A
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US2930835A
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US3132196A
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US3142716A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |