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US2593369A
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Assignee: Anthony Co
•
Filing: 1948-06-11
•
Granted: 1952-04-15
•
Expires: 1968-06-11
Abstract
No abstract record available.
Inventors
- 👤 Lester W Wachter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:00
CPC Classifications
F; F03; F03C; F03C2/00; F03C2/08; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/14; F04C2/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1781619A
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US1912737A
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US1940410A
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US2046103A
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GB498839A
Cited
GB498221A
Cited
US2316565A
Cited
US2344628A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |