US2698742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete mixer
Assignee: Individual
•
Filing: 1952-06-20
•
Granted: 1955-01-04
•
Expires: 1972-06-20
Abstract
No abstract record available.
Inventors
- 👤 Vinton R Mccoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:53
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/11; B01F27/19; B01F27/192; B01F27/1921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1555964A
Cited
US641328A
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US685701A
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US853740A
Cited
US934603A
Cited
US1077145A
Cited
US1500061A
Cited
US1982597A
Cited
US2525573A
Cited
US2587127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |