Patent US2868026A successfully refreshed from Google Patents.
US2868026A
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Intermittent driving mechanism
Assignee: Duracell Inc USA
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Filing: 1957-08-22
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Granted: 1959-01-13
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Expires: 1977-08-22
Abstract
No abstract record available.
Inventors
- 👤 Lyman J Finehout
- 👤 Kenneth L Ebershoff
- 👤 James H Overman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:37
CPC Classifications
G; G04; G04B; G04B11/00; G04B11/02; G04B11/04; G04B13/00; G04B13/002; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1518; Y10T74/1523; Y10T74/1526; Y10T74/1529; Y10T74/1553; Y10T74/1555; Y10T74/1558; Y10T74/1584; Y10T74/21; Y10T74/2133; Y10T74/2136; Y10T74/2141
Claims Analysis
Total Claims: 0
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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) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |