Patent US2550629A successfully refreshed from Google Patents.
US2550629A
Expired / Lapsed
US
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Strut means for adjustable angle vises
Assignee: NORTH BROTHERS Manufacturing Co
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Filing: 1947-12-03
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Granted: 1951-04-24
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Expires: 1967-12-03
Abstract
No abstract record available.
Inventors
- 👤 Welz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:34
CPC Classifications
B; B25; B25B; B25B1/00; B25B1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US147082A
Cited
US540854A
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GB189502707A
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US690351A
Cited
GB550154A
Cited
US2353891A
Cited
US2502784A
Cited
US2503160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |