US2407462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supersonic treatment of fluid masses
Assignee: Individual
•
Filing: 1943-05-14
•
Granted: 1946-09-10
•
Expires: 1963-05-14
Abstract
No abstract record available.
Inventors
- 👤 Whiteley Edward Oldroyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:26
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; B01F; B01F31/00; B01F31/80; B01F31/87; Y; Y10; Y10S; Y10S106/00; Y10S106/04; Y10S516/00; Y10S516/924; Y10S516/928; Y10S99/00; Y10S99/12
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) | 1949-09-09 | 1950-03-11 | 1950-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-09 | 1954-03-11 | 1954-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-09 | 1958-03-11 | 1958-09-10 | $7700.00 | Window Closed / Lapsed |