Patent US3226463A successfully refreshed from Google Patents.
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 09:07
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2312652A
Cited
GB574139A
Cited
US2444075A
Cited
US2526688A
Cited
US2577005A
Cited
US2662930A
Cited
US2674646A
Cited
US2713700A
Cited
US2803054A
Cited
US2921113A
Cited
US2930835A
Cited
US3132196A
Cited
US3142716A
Cited
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 |