US1534008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and machine for mixing, conveying, and distributing concrete, mortar, and the like
Assignee: Individual
•
Filing: 1924-04-14
•
Granted: 1925-04-14
•
Expires: 1944-04-14
Abstract
No abstract record available.
Inventors
- 👤 Bongardt Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:33
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/02; B28C5/026; B01; B01F; B01F27/00; B01F27/50; B28C5/08; B28C5/18; B28C5/20; B28C5/2036; B28C5/38; Y; Y10; Y10S; Y10S425/00; Y10S425/121
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) | 1928-04-13 | 1928-10-13 | 1929-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-04-13 | 1932-10-13 | 1933-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-04-13 | 1936-10-13 | 1937-04-14 | $7700.00 | Window Closed / Lapsed |