US2585103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for ultrasonic treatment of liquids
Assignee: Individual
•
Filing: 1948-03-08
•
Granted: 1952-02-12
•
Expires: 1968-03-08
Abstract
No abstract record available.
Inventors
- 👤 Bloyce D Fitzgerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:14
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; Y; Y10; Y10S; Y10S159/00; Y10S159/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1738565A
Cited
US1734975A
Cited
US1939302A
Cited
US2452570A
Cited
US2086891A
Cited
US2163650A
Cited
US2170178A
Cited
US2450412A
Cited
US2452068A
Cited
US2407462A
Cited
US2438936A
Cited
US2436377A
Cited
US2448372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |