Patent US2854941A successfully refreshed from Google Patents.
US2854941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe and fitting support for welding
Assignee: Individual
•
Filing: 1954-09-08
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Granted: 1958-10-07
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Expires: 1974-09-08
Abstract
No abstract record available.
Inventors
- 👤 Harry J Vollmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:33
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/053; B23K37/0538; B23K37/0536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US768987A
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US999982A
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US1227105A
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US2047190A
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US2278250A
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US2227688A
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US2373163A
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US2500204A
Cited
US2628397A
Cited
US2682244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |