US2493301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric blood pressure diagnostic device
Assignee: Individual
•
Filing: 1945-04-07
•
Granted: 1950-01-03
•
Expires: 1965-04-07
Abstract
No abstract record available.
Inventors
- 👤 Walter J Loria
- 👤 Suhre Jerome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:56
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1955315A
Cited
US2099938A
Cited
US1759581A
Cited
US1794685A
Cited
US2114578A
Cited
GB465406A
Cited
US2193945A
Cited
US2121014A
Cited
US2439495A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |