Patent US3225914A successfully refreshed from Google Patents.
US3225914A
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Assignee: Individual
•
Filing: 1963-06-10
•
Granted: 1965-12-28
•
Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Solomon A Klein
- 👤 Polakoff Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:58
CPC Classifications
D; D06; D06F; D06F43/00; D06F43/002; Y; Y10; Y10S; Y10S206/00; Y10S206/803
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1522561A
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US1615319A
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US1747486A
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US1874351A
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US2471861A
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US2560649A
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US2775246A
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US2785134A
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US2765909A
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US2822082A
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US3047199A
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |