Patent US3077884A successfully refreshed from Google Patents.
US3077884A
Expired / Lapsed
US
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Electro-physiotherapy apparatus
Assignee: BATROW LAB Inc
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Filing: 1957-06-13
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Granted: 1963-02-19
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Expires: 1977-06-13
Abstract
No abstract record available.
Inventors
- 👤 Batrow John
- 👤 Peter P Batrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:16
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/3603; A61N1/321; A61N1/36003; A61N1/36034; A61N1/38; A61N1/39; A61N1/3904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN ELECTROPHYSICAL NEUROMUSCULAR STIMULATOR OF THE CHARACTER INDICATED COMPRISING FIRST AND SECOND GAS-FILLED DIELECTRIC APPLICATOR ELECTRODE MEANS, SEPARATE RETURN ELECTRODE MEANS, SIGNAL PRODUCING MEANS TO PRODUCE A SERIES OF RELATIVELY HIGH VOLTAGE PULSES AT A PREDETERMINED FREQUENCY, MEANS REPETITIVELY COUPLING SAID SIGNAL PRODUCING MEANS TO SAID FIRST APPLICATOR ELECTRODE MEANS AND SAID RETURN ELECTRODE MEANS DURING ONE INTERVAL OF TIME AND TO SAID SECOND APPLICATOR ELECTRODE MEANS AND SAID RETURN ELECTRODE MEANS DURING A SECOND INTERVAL OF TIME, SAID FIRST APPLICATOR ELECTRODE MEANS AND SAID SECOND APPLICATOR ELECTRODE MEANS BEING COUPLED IN ALTERNATION TO SAID SIGNAL PRODUCING MEANS, WHEREBY SAID
Claim 2
Dependent Claim
100 words
AN ELECTROPHYSICAL NEUROMUSCULAR STIMULATOR OF THE CHARACTER INDICATED COMPRISING FIRST AND SECOND GAS-FILLED DIELECTRIC APPLICATOR ELECTRODE MEANS, SEPARATE RETURN ELECTRODE MEANS, SIGNAL PRODUCING MEANS TO PRODUCE A SERIES OF RELATIVELY HIGH VOLTAGE PULSES AT A PREDETERMINED FREQUENCY, MEANS REPETITIVELY COUPLING SAID SIGNAL PRODUCING MEANS TO SAID FIRST APPLICATOR ELECTRODE MEANS AND SAID RETURN ELECTRODE MEANS DURING ONE INTERVAL OF TIME AND TO SAID SECOND APPLICATOR ELECTRODE MEANS AND SAID RETURN ELECTRODE MEANS DURING A SECOND INTERVAL OF TIME, SAID FIRST APPLICATOR ELECTRODE MEANS AND SAID SECOND APPLICATOR ELECTRODE MEANS BEING COUPLED IN ALTERNATION TO SAID SIGNAL PRODUCING MEANS, WHEREBY SAID
References Cited (Backward Citations)
US1338269A
Cited
US1645215A
Cited
US1752632A
Cited
US2622601A
Cited
US2532788A
Cited
US2641259A
Cited
US2651304A
Cited
US2711729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |