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US2884200A
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Assignee: Individual
•
Filing: 1957-10-24
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Granted: 1959-04-28
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Expires: 1977-10-24
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Konikson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:35
CPC Classifications
G; G09; G09F; G09F19/00; G09F19/02; G09F19/08; G09F2019/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US267689A
Cited
US1282212A
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US1289928A
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US1499223A
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US1488405A
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US1635978A
Cited
US1701974A
Cited
US1880604A
Cited
GB403803A
Cited
US2670992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |