US3379896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic resistance soldering apparatus and the like
Assignee: Electro Miniatures Corp
•
Filing: 1964-09-03
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Granted: 1968-04-23
•
Expires: 1984-09-03
Abstract
No abstract record available.
Inventors
- 👤 Robert E Wolfe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:51
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2421411A
Cited
US2797270A
Cited
US3005919A
Cited
US3200258A
Cited
US3270812A
Cited
US3287722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |