US2570367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for continuous flow densifiers
Assignee: Yoder Co
•
Filing: 1948-03-25
•
Granted: 1951-10-09
•
Expires: 1968-03-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond F Mitten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:22
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B28C7/0454; B28C7/0472
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1460573A
Cited
US1842232A
Cited
US1923678A
Cited
US2101031A
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US2134361A
Cited
US2359879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |