Patent US2239987A successfully refreshed from Google Patents.
US2239987A
Expired / Lapsed
US
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Spray gun unt
Assignee: Binks Sames Corp
•
Filing: 1938-08-20
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Granted: 1941-04-29
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Expires: 1958-08-20
Abstract
No abstract record available.
Inventors
- 👤 Bramsen Svend
- 👤 Gustafsson Eric
- 👤 William B Mcmartin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:25
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/12; B05B7/1254; B05B7/1263; B05B7/1272; B05B1/00; B05B1/30; B05B1/3033; B05B1/304; B05B1/3046; B05B1/306
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-04-28 | 1944-10-28 | 1945-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-04-28 | 1948-10-28 | 1949-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-04-28 | 1952-10-28 | 1953-04-29 | $7700.00 | Window Closed / Lapsed |