US3105569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loud-speaker assembly
Assignee: ATUK CORP
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Filing: 1961-05-16
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Granted: 1963-10-01
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Expires: 1981-05-16
Abstract
No abstract record available.
Inventors
- 👤 Evans Chauncey Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:41
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN COMBINATION WITH A LOUD SPEAKER ENCLOSURE HAVING AN OPENING IN THE FRONT WALL, A LOUD SPEAKER MOUNTING SECURED TO THE FRONT WAL OF THE ENCLOSURE AND COMMUNICATING WITH AN OPENING THEREIN, SAID MOUNTING HAVING PARALLEL TOP AND BOTTOM WALLS, A PAIR OF SIDE WALLS DIVERGING REARWARDLY FROM THE FRONT WALL OF SAID ENCLOSURE, AN END WALL SECURED TO EACH OF SAID SIDE WALLS, A LOUD SPEAKER SECURED TO EACH OF SAID END WALLS, THE LENGTH OF ONE OF SAID SIDE WALLS BEING SUCH THAT ONE OF
Claim 2
Dependent Claim
87 words
IN COMBINATION WITH A LOUD SPEAKER ENCLOSURE HAVING AN OPENING IN THE FRONT WALL, A LOUD SPEAKER MOUNTING SECURED TO THE FRONT WAL OF THE ENCLOSURE AND COMMUNICATING WITH AN OPENING THEREIN, SAID MOUNTING HAVING PARALLEL TOP AND BOTTOM WALLS, A PAIR OF SIDE WALLS DIVERGING REARWARDLY FROM THE FRONT WALL OF SAID ENCLOSURE, AN END WALL SECURED TO EACH OF SAID SIDE WALLS, A LOUD SPEAKER SECURED TO EACH OF SAID END WALLS, THE LENGTH OF ONE OF SAID SIDE WALLS BEING SUCH THAT ONE OF
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |