US2745933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stud welder
Assignee: Guntert and Zimmerman Construction Div Inc
•
Filing: 1953-09-09
•
Granted: 1956-05-15
•
Expires: 1973-09-09
Abstract
No abstract record available.
Inventors
- 👤 Robert L Puckett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:52
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/20; B23K9/201; B23K9/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2217964A
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US2305206A
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US2462882A
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US2342144A
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US2474531A
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US2473871A
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US2439830A
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US2491479A
Cited
US2640133A
Cited
US2510620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |