Patent US2473035A successfully refreshed from Google Patents.
US2473035A
Expired / Lapsed
US
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Spray device
Assignee: Western Condensing Co
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Filing: 1945-11-02
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Granted: 1949-06-14
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Expires: 1965-11-02
Abstract
No abstract record available.
Inventors
- 👤 Reginald E Meade
- 👤 John F Crews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:36
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/10; B05B3/1064; B01; B01D; B01D1/00; B01D1/16; B01D1/18; B01F; B01F23/00; B01F23/20; B01F23/21; B01F23/213; B01F23/2131; B01F23/21311; B05B3/001; B05B3/1007; B05B3/1014; B05B3/1071; B05B3/1078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1420722A
Cited
US1373372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-13 | 1952-12-13 | 1953-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-13 | 1956-12-13 | 1957-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-13 | 1960-12-13 | 1961-06-14 | $7700.00 | Window Closed / Lapsed |