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US2901593A
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Assignee: CECIL H NELSON
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Filing: 1958-01-14
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Granted: 1959-08-25
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Expires: 1978-01-14
Abstract
No abstract record available.
Inventors
- 👤 Harold E Mcnally
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:49
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/32; B60Q1/323; B60Q1/02; B60Q1/24; B60Q1/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1248930A
Cited
US2677752A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |