US2684597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination step-up and reset mechanism
Assignee: REPUBLIC PATENT Corp
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Filing: 1951-07-07
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Granted: 1954-07-27
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Expires: 1971-07-07
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Binks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:45
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/32; G07F17/326; G07F17/3267; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1529; Y10T74/1558; Y10T74/1565; Y10T74/1576; Y10T74/1577; Y10T74/1581
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |