US2964611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure welding apparatus
Assignee: Motors Liquidation Co
•
Filing: 1958-05-21
•
Granted: 1960-12-13
•
Expires: 1978-05-21
Abstract
No abstract record available.
Inventors
- 👤 Napoleon P Boretti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:30
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30; B23K11/31
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2033851A
Cited
US2063258A
Cited
US2159860A
Cited
US2256246A
Cited
US2496104A
Cited
US2833911A
Cited
US2714150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |