US3056401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sphygmomanometer
Assignee: GREENSPAN
•
Filing: 1961-01-10
•
Granted: 1962-10-02
•
Expires: 1981-01-10
Abstract
No abstract record available.
Inventors
- 👤 Edward B Greenspan
- 👤 Mosely John De Sola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:35
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/022; Y; Y10; Y10S; Y10S128/00; Y10S128/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2346098A
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US2354818A
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US1594581A
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GB322530A
Cited
FR722284A
Cited
US2186517A
Cited
US2827040A
Cited
US2875750A
Cited
US2918054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |