Patent US2595885A successfully refreshed from Google Patents.
US2595885A
Expired / Lapsed
US
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Ventilation
Assignee: Individual
•
Filing: 1947-06-12
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Granted: 1952-05-06
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Expires: 1967-06-12
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Rhoades
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:49
CPC Classifications
A; A01; A01K; A01K31/00; F; F24; F24F; F24F13/00; F24F13/08; F24F13/10; F24F13/14; F24F13/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US227586A
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US518984A
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US532452A
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US1335929A
Cited
US1408441A
Cited
US1488345A
Cited
US1926120A
Cited
US2194878A
Cited
US2258506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |