US3299207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound reproducer with means for attachment to a telephone handpiece
Assignee: Individual
•
Filing: 1963-08-29
•
Granted: 1967-01-17
•
Expires: 1983-08-29
Abstract
No abstract record available.
Inventors
- 👤 Cooke Robert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:34
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/21; H04M1/215; H04M1/2155; H04R; H04R1/00; H04R1/08; H04R1/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A SOUND REPRODUCER FOR ATTACHMENT TO A TELEPHONE HANDPIECE COMPRISING A HOUSING, A LOUD SPEAKER MOUNTED IN SAID HOUSING, A PROTECTIVE SCREEN IN SAID HOUSING, SAID HOUSING HAVING AN OPENING THEREIN, AND A POROUS SOUND AND AIR TRANSMITTING MEMBER DISPOSED IN SAID HOUSING AND HAVING A PORTION THEREOF EXTENDING AT LEAST INTO SAID OPENING AND BEING ADAPTED TO ENGAGE A TELEPHONE MOUTHPIECE, SAID SCREEN HOLDING SAID MEMBER IN SPACED RELATIONSHIP TO SAID LOUD SPEAKER.
Claim 2
Dependent Claim
74 words
A SOUND REPRODUCER FOR ATTACHMENT TO A TELEPHONE HANDPIECE COMPRISING A HOUSING, A LOUD SPEAKER MOUNTED IN SAID HOUSING, A PROTECTIVE SCREEN IN SAID HOUSING, SAID HOUSING HAVING AN OPENING THEREIN, AND A POROUS SOUND AND AIR TRANSMITTING MEMBER DISPOSED IN SAID HOUSING AND HAVING A PORTION THEREOF EXTENDING AT LEAST INTO SAID OPENING AND BEING ADAPTED TO ENGAGE A TELEPHONE MOUTHPIECE, SAID SCREEN HOLDING SAID MEMBER IN SPACED RELATIONSHIP TO SAID LOUD SPEAKER.
References Cited (Backward Citations)
US2831070A
Cited
US3254159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |