US2641259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrophysiotherapy apparatus
Assignee: BARTOW LAB Inc
•
Filing: 1948-10-05
•
Granted: 1953-06-09
•
Expires: 1968-10-05
Abstract
No abstract record available.
Inventors
- 👤 Batrow John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:40
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/3603; A61N1/36034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1576934A
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US1590930A
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US1794288A
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US1752632A
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US2073428A
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US2099511A
Cited
US1999729A
Cited
US2294411A
Cited
US2276995A
Cited
US2295585A
Cited
US2498882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |