Patent JPS54103684A successfully refreshed from Google Patents.
US3064893A
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US
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Assignee: Individual
•
Filing: 1958-03-13
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Granted: 1962-11-20
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Expires: 1978-03-13
Abstract
No abstract record available.
Inventors
- 👤 Carl E Grinstead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:41
CPC Classifications
G; G06; G06M; G06M3/00; G06M3/14; G06M1/00; G06M1/08; G06M1/10; G06M1/102; G06M1/104; G06M1/28; G06M1/30; G06M1/303; G06M1/34; G06M1/36; G06M1/363; G06M3/02; G06M3/021; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2107705A
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US2219636A
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US2251974A
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GB610472A
Cited
US2563668A
Cited
US2764350A
Cited
US2781976A
Cited
US2769596A
Cited
US2904250A
Cited
US2980329A
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US2996241A
Cited
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 |