US2596133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for cutting torches
Assignee: Individual
•
Filing: 1948-08-16
•
Granted: 1952-05-13
•
Expires: 1968-08-16
Abstract
No abstract record available.
Inventors
- 👤 Benjamin H Donahue
- 👤 Frank H Gallimore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:07
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/10; B23K7/105; B23K7/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2442505A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |