US2667162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device permitting the ambulatory ionization of blood circulatory troubles of the lower limbs
Assignee: Individual
•
Filing: 1951-03-02
•
Granted: 1954-01-26
•
Expires: 1971-03-02
Abstract
No abstract record available.
Inventors
- 👤 Zwahlen Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:16
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/06; A61F13/08; A61F13/085
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |