US2589395A
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US
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Assignee: Individual
•
Filing: 1949-04-13
•
Granted: 1952-03-18
•
Expires: 1969-04-13
Abstract
No abstract record available.
Inventors
- 👤 Louis E Kanard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:21
CPC Classifications
F; F04; F04B; F04B47/00; Y; Y10; Y10T; Y10T74/00; Y10T74/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US260206A
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US453871A
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US1496582A
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US1624784A
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US1621692A
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US1902492A
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US2156946A
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US2291245A
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US2494802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |