Patent US2448159A successfully refreshed from Google Patents.
US2448159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray gun
Assignee: FE Myers and Bro Co
•
Filing: 1944-08-02
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Granted: 1948-08-31
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Expires: 1964-08-02
Abstract
No abstract record available.
Inventors
- 👤 Warren M Spreng
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:28
CPC Classifications
B; B05; B05B; B05B9/00; B05B9/01; B05B12/00; B05B12/002; B05B12/0022; B05B12/0024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US399654A
Cited
US928682A
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US1509671A
Cited
US2131936A
Cited
US2225759A
Cited
US2238521A
Cited
US2347755A
Cited
US2362946A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |