Patent US2468938A successfully refreshed from Google Patents.
US2468938A
Expired / Lapsed
US
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Torch controlling fixture for flame cutting machines
Assignee: Houdaille Hershey Corp
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Filing: 1945-06-14
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Granted: 1949-05-03
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Expires: 1965-06-14
Abstract
No abstract record available.
Inventors
- 👤 Mclauchlan John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:07
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/002; B23K7/004; B23K7/10; B23K7/105; B23K7/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB230571A
Cited
US1554101A
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US2017430A
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US2202130A
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US2107396A
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US2178938A
Cited
US2296832A
Cited
US2377844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |