US2695941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key welding machine
Assignee: Continental Can Co Inc
•
Filing: 1948-05-10
•
Granted: 1954-11-30
•
Expires: 1968-05-10
Abstract
No abstract record available.
Inventors
- 👤 Treff Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:20
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/002; B23K11/0033; B23K1/00; B23K1/0004; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/519
Claims Analysis
Total Claims: 0
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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) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |