Patent US2670188A successfully refreshed from Google Patents.
US2670188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing and kneading machine
Assignee: Bayer AG
•
Filing: 1950-09-20
•
Granted: 1954-02-23
•
Expires: 1970-09-20
Abstract
No abstract record available.
Inventors
- 👤 Erdmenger Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:39
CPC Classifications
A; A23; A23G; A23G1/00; A23G1/04; A23G1/06; B; B01; B01F; B01F27/00; B01F27/60; B01F27/73; B01F27/731; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/46; B29B7/48; B29B7/482; B29B7/483; B29B7/488; B29B7/489; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/395; B29C48/40; B29C48/50; B29C48/505; B29C48/635
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US68101A
Cited
US149197A
Cited
US375384A
Cited
US410356A
Cited
GB173457A
Cited
US1771863A
Cited
US1846692A
Cited
US1868671A
Cited
US2451603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |