US2463995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing machine
Assignee: Individual
•
Filing: 1945-09-28
•
Granted: 1949-03-08
•
Expires: 1965-09-28
Abstract
No abstract record available.
Inventors
- 👤 Nielsen Claudius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:58
CPC Classifications
B; B01; B01F; B01F35/00; B01F35/80; B01F35/896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US939906A
Cited
US1173796A
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US1250767A
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US1344008A
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US1706418A
Cited
US1737609A
Cited
US1947851A
Cited
US2054042A
Cited
US2276237A
Cited
US2386419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |