US2606982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc chute defining two alternate arc paths
Assignee: Allis Chalmers Corp
•
Filing: 1949-06-11
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Granted: 1952-08-12
•
Expires: 1969-06-11
Abstract
No abstract record available.
Inventors
- 👤 Henry V Nye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:20
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/04; H01H33/06; H01H33/16; H01H33/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR637262A
Cited
FR644070A
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US2049995A
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USRE20044E
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US2249499A
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US2446027A
Cited
US2427074A
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US2451669A
Cited
US9391826B1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |