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Patent US3197577A successfully refreshed from Google Patents.
US3197577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax retarder baffle for hearing aids
Assignee: DABIBERG ELECTRONICS Inc
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Filing: 1964-09-24
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Granted: 1965-07-27
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Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Emmett N Kuklock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:24
CPC Classifications
H; H04; H04R; H04R25/00; H04R25/65; H04R25/652; H04R25/654
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
AN IN-THE-EAR HEARING AID WAX-RETARDING ASSEMBLY COMPRISING: (A) A HEAD MEMBER HAVING A BAFFLE-RECEIVING OPENING EXTENDING ALONG AN AXIS THERETHROUGH, SAID OPENING HAVING A TAPERED WALL SURFACES; (B) A PAIR OF ARMS CONNECTED TO SAID HEAD MEMBER, SAID ARMS EXTENDING GENERALLY PARALLELLY FROM OPPOSITE SIDES OF SAID HEAD MEMBER IN THE SAME DIRECTION AS THE AXIS OF SAID BAFFLE-RECEIVING OPENING; (C) A BAFFLE HAVING TAPERED WALL SURFACES CORRESPONDING TO THE TAPER OF THE WALL SURFACES OF THE BAFFLE-RECEIVING OPENING OF SAID HEAD MEMBER, SAID BAFFLE BEING REMOVABLY MOUNTED IN SAID BAFFLE-RECEIVING OPENING; AND (D) SAID BAFFLE HAVING AN OFFSET APERTURE THERETHROUGH, SAID APERTURE EXTENDING GENERALLY IN THE SAME DIRECTION AS THE AXIS OF SAID BAFFLE-RECEIVING OPENING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |