US2136264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kneading apparatus
Assignee: IG Farbenindustrie AG
•
Filing: 1936-07-03
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Granted: 1938-11-08
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Expires: 1956-07-03
Abstract
No abstract record available.
Inventors
- 👤 Kiesskalt Siegfried
- 👤 Tampke Hans
- 👤 Winnacker Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:24
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/60; B01F27/72; B01F27/721; B01F27/722
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) | 1941-11-07 | 1942-05-09 | 1942-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-11-07 | 1946-05-09 | 1946-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-11-07 | 1950-05-09 | 1950-11-08 | $7700.00 | Window Closed / Lapsed |