Patent US2315621A successfully refreshed from Google Patents.
US3290450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pillow type speaker support
Assignee: Individual
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Filing: 1962-12-21
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Granted: 1966-12-06
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Majoros Barna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
H; H04; H04R; H04R5/00; H04R5/02; H04R5/023; A; A47; A47G; A47G9/00; A47G9/10; A47G9/1045; A47G2200/00; A47G2200/14; A47G2200/143; Y; Y10; Y10S; Y10S5/00; Y10S5/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A DEVICE FOR INCREASING THE ENJOYMENT OF LISTENING TO STEREOPHONIC SOUNDS COMPRISING, A FOAM RUBBER SUPPORT HAVING AN UPPER SURFACE AND FIRST AND SECOND INTERIOR CHAMBERS SPACED ALONG THE LONGITUDINAL LENGTH THEREOF, FIRST AND SECOND SPEAKERS RESPECTIVELY SUPPORTED IN SAID CHAMBERS AND GENERALLY FOLLOWING ANY FLEXING MOVEMENT OF SAID SUPPORT, SAID SPEAKERS HAVING AXES OF SOUND GENERALLY PERPENDICULAR TO SAID UPPER SURFACE WHEN SAID SUPPORT IS IN AN UNFLEXED CONDITION, AND SAID AXES INTERSECTING ABOVE SAID UPPER SURFACE WHEN SAID SUPPORT IS FLEXED BY A FORCE EXERTED AGAINST SAID UPPER SURFACE CENTRALLY OF SAID SPEAKERS.
Claim 2
Independent Claim
95 words
A DEVICE FOR INCREASING THE ENJOYMENT OF LISTENING TO STEREOPHONIC SOUNDS COMPRISING, A FOAM RUBBER SUPPORT HAVING AN UPPER SURFACE AND FIRST AND SECOND INTERIOR CHAMBERS SPACED ALONG THE LONGITUDINAL LENGTH THEREOF, FIRST AND SECOND SPEAKERS RESPECTIVELY SUPPORTED IN SAID CHAMBERS AND GENERALLY FOLLOWING ANY FLEXING MOVEMENT OF SAID SUPPORT, SAID SPEAKERS HAVING AXES OF SOUND GENERALLY PERPENDICULAR TO SAID UPPER SURFACE WHEN SAID SUPPORT IS IN AN UNFLEXED CONDITION, AND SAID AXES INTERSECTING ABOVE SAID UPPER SURFACE WHEN SAID SUPPORT IS FLEXED BY A FORCE EXERTED AGAINST SAID UPPER SURFACE CENTRALLY OF SAID SPEAKERS.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |