Patent US3003469A successfully refreshed from Google Patents.
US3003469A
Expired / Lapsed
US
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Portable hydraulic actuator for a welding gun
Assignee: LINK WELDER Corp
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Filing: 1960-07-18
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Granted: 1961-10-10
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Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur F Kelsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:51
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/28; F; F15; F15B; F15B11/00; F15B11/06; F15B11/072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2283168A
Cited
US2629363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |