US2815811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric card groover
Assignee: Royal Mcbee Corp
•
Filing: 1953-12-21
•
Granted: 1957-12-10
•
Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Feiertag
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:28
CPC Classifications
G; G06; G06K; G06K21/00; G06K21/06; Y; Y10; Y10S; Y10S83/00; Y10S83/917; Y10T; Y10T83/00; Y10T83/444; Y10T83/4491; Y10T83/4564; Y10T83/4567; Y10T83/4569; Y10T83/647; Y10T83/658; Y10T83/869; Y10T83/8735
Claims Analysis
Total Claims: 0
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US2611433A
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US2576221A
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US2536213A
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US2620874A
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US2698053A
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US2708971A
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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) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |