US2579569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric gauge
Assignee: MODERN TOOLS Inc
•
Filing: 1945-09-22
•
Granted: 1951-12-25
•
Expires: 1965-09-22
Abstract
No abstract record available.
Inventors
- 👤 Harry J Hauck
- 👤 George A Highberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:00
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/38; G01B3/42; G01B3/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2177051A
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US2384529A
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US2294831A
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US2399113A
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US2327629A
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US2350862A
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US2338868A
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US2302104A
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US2344595A
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US2382885A
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US2459261A
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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) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |