US2682373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed counter
Assignee: Librascope Inc
•
Filing: 1950-02-04
•
Granted: 1954-06-29
•
Expires: 1970-02-04
Abstract
No abstract record available.
Inventors
- 👤 Opocensky Willard John
- 👤 Brandon Chester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:12
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/14; G06M1/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US257775A
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US549631A
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US609938A
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US2514174A
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US719198A
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US1012607A
Cited
US1185566A
Cited
US1469932A
Cited
CH160204A
Cited
US2117024A
Cited
US2184420A
Cited
US2336307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |