Patent US3064669A successfully refreshed from Google Patents.
US3064669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Governor
Assignee: Individual
•
Filing: 1957-01-04
•
Granted: 1962-11-20
•
Expires: 1977-01-04
Abstract
No abstract record available.
Inventors
- 👤 William L Sheppard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:12
CPC Classifications
G; G05; G05D; G05D13/00; G05D13/08; G05D13/10; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1044; Y10T137/108; Y10T137/1135; Y10T137/1153
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US331517A
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US404783A
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US1236449A
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FR692849A
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US2446861A
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US2467445A
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US2441811A
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US2623962A
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US2645237A
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US2701035A
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US2797080A
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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) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |