Patent US2445451A successfully refreshed from Google Patents.
US2445451A
Expired / Lapsed
US
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Combination spraying booth and drying chamber
Assignee: Individual
•
Filing: 1945-05-30
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Granted: 1948-07-20
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Expires: 1965-05-30
Abstract
No abstract record available.
Inventors
- 👤 Lester E Padelford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:51
CPC Classifications
B; B05; B05B; B05B16/00; B05B16/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220552A
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US1547704A
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US1672857A
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US2069844A
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US2069845A
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US2358651A
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US2320513A
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US2330880A
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US2389459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |