Patent US2525680A successfully refreshed from Google Patents.
US2525680A
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US
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Pipe aligning and spacing apparatus
Assignee: Individual
•
Filing: 1946-04-15
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Granted: 1950-10-10
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Expires: 1966-04-15
Abstract
No abstract record available.
Inventors
- 👤 Ingemarson Franc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:35
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/06; F16L1/10; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53978
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US870931A
Cited
US889315A
Cited
US921973A
Cited
US1910138A
Cited
US1962351A
Cited
US2167338A
Cited
US2413103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |