US1260684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber-mixing machine.
Assignee: Cannstatter Misch- und Knetmaschinenfabrik Cannstatter Dampf-Backofenfabrik Werner & Pfleiderer
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Filing: 1914-06-06
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Granted: 1918-03-26
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Expires: 1934-06-06
Abstract
No abstract record available.
Inventors
- 👤 Fritz Kempter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:39
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/74; B29B7/7476; B29B7/7495; B01; B01F; B01F27/00; B01F27/60; B01F27/70; B01F27/701; B01F27/702; B29B7/02; B29B7/06; B29B7/10; B29B7/18; B29B7/183; B29B7/186
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) | 1921-03-25 | 1921-09-24 | 1922-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-03-25 | 1925-09-24 | 1926-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-03-25 | 1929-09-24 | 1930-03-26 | $7700.00 | Window Closed / Lapsed |