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US2579169A
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Assignee: United States Instrument Corp
•
Filing: 1950-07-20
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Granted: 1951-12-18
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Expires: 1970-07-20
Abstract
No abstract record available.
Inventors
- 👤 Leon G Barry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:20
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/02; H01H19/10; H01H19/11; F; F16; F16D; F16D71/00; F16D71/04; G; G05; G05G; G05G5/00; G05G5/06; G05G2700/00; G05G2700/04; G05G2700/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE280101C
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US1115130A
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US2226719A
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DE637069C
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US2155594A
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US2153430A
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US2239445A
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CH253811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |