US2695148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable support for welding apparatus
Assignee: Airco Inc
•
Filing: 1950-05-03
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Granted: 1954-11-23
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Expires: 1970-05-03
Abstract
No abstract record available.
Inventors
- 👤 Nelson E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:44
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/287; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T408/00; Y10T408/91; Y10T408/93; Y10T74/00; Y10T74/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |