US3230957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High frequency therapeutic apparatus
Assignee: US Philips Corp
•
Filing: 1961-02-20
•
Granted: 1966-01-25
•
Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Seifert Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:53
CPC Classifications
A; A61; A61N; A61N5/00; A61N5/02; A61N5/04; A61N5/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A DEVICE FOR THERAPEUTIC TREATMENT COMPRISING A ROD-SHAPED RADIATOR OF HIGH FREQUENCY WAVE ENERGY, SAID RADIATOR COMPRISING A TUBULAR ELECTRICAL CONDUCTOR MEMBER HAVING A LONGITUDINAL AXIS, AND AN ELECTRICAL CONDUCTOR MEMBER ARRANGED WITHIN SAID TUBULAR MEMBER, SAID INNER CONDUCTOR MEMBER AND SAID TUBULAR MEMBER CONSTITUTING AN ELECTRICAL LINE HAVING DISTRIBUTED ELECTRICAL CONSTANTS, SAID LINE BEING APPROXIMATELY ON-FOURTH WAVE-
Claim 2
Independent Claim
58 words
A DEVICE FOR THERAPEUTIC TREATMENT COMPRISING A ROD-SHAPED RADIATOR OF HIGH FREQUENCY WAVE ENERGY, SAID RADIATOR COMPRISING A TUBULAR ELECTRICAL CONDUCTOR MEMBER HAVING A LONGITUDINAL AXIS, AND AN ELECTRICAL CONDUCTOR MEMBER ARRANGED WITHIN SAID TUBULAR MEMBER, SAID INNER CONDUCTOR MEMBER AND SAID TUBULAR MEMBER CONSTITUTING AN ELECTRICAL LINE HAVING DISTRIBUTED ELECTRICAL CONSTANTS, SAID LINE BEING APPROXIMATELY ON-FOURTH WAVE-
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |