US2465056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mill screen with auxiliary perforate baffles on operating face
Assignee: Individual
•
Filing: 1945-03-22
•
Granted: 1949-03-22
•
Expires: 1965-03-22
Abstract
No abstract record available.
Inventors
- 👤 Auraldo W Bond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:56
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/26; B02C13/282; B02C13/284
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US221221A
Cited
US440537A
Cited
US1428010A
Cited
US1847193A
Cited
US2012416A
Cited
US1997030A
Cited
US2225095A
Cited
US2253087A
Cited
GB539524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |