Patent US2013639A successfully refreshed from Google Patents.
US2013639A
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US
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Apparatus for spraying liquids such as paints, varnishes, or the like
Assignee: Robert Bosch AG
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Filing: 1934-08-02
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Granted: 1935-09-03
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Expires: 1954-08-02
Abstract
No abstract record available.
Inventors
- 👤 Steinhart Hermann
- 👤 Kratz Franz
- 👤 Baumgratz Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:56
CPC Classifications
B; B05; B05B; B05B9/00; B05B9/03; B05B9/04; B05B9/08; B05B9/0894; B05B9/085; B05B9/0855; B05B9/0861
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) | 1938-09-02 | 1939-03-04 | 1939-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-02 | 1943-03-04 | 1943-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-02 | 1947-03-04 | 1947-09-03 | $7700.00 | Window Closed / Lapsed |