US2521094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straniner for paint spray guns
Assignee: Individual
•
Filing: 1948-03-23
•
Granted: 1950-09-05
•
Expires: 1968-03-23
Abstract
No abstract record available.
Inventors
- 👤 Rein Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
B; B05; B05B; B05B15/00; B05B15/30; B05B15/40; B05B7/00; B05B7/24; B05B7/2402; B05B7/2405; B05B7/2408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US433710A
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US768951A
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US1041378A
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US1113683A
Cited
US1694770A
Cited
US1694743A
Cited
US1985411A
Cited
US2249020A
Cited
US2244280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-04 | 1954-03-06 | 1954-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-04 | 1958-03-06 | 1958-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-04 | 1962-03-06 | 1962-09-05 | $7700.00 | Window Closed / Lapsed |