US3204032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for indicating that telephone conversation is being recorded
Assignee: AT&T Inc
•
Filing: 1961-09-27
•
Granted: 1965-08-31
•
Expires: 1981-09-27
Abstract
No abstract record available.
Inventors
- 👤 Jr John E Pitts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:22
CPC Classifications
H; H04; H04M; H04M3/00; H04M3/42; H04M3/42221; H04M3/42314
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN COMBINATION, AN ATTENDANT POSITION, A PRIVATE LINE SUBSCRIBER STATION, A PUBLIC TELEPHONE SYSTEM SUBSCRIBER STATION, A SWITCHING SYSTEM SELECTIVELY OPERABLE TO INTERCONNECT SAID POSITION WITH ANY SELECTED ONE OF SAID STATIONS, RECORDING MEANS AUTOMATICALLY OPERABLE TO RECORD ALL CALLS SERVED BY SAID POSITION, AND AUTOMATIC MEANS EFFECTIVE UPON THE INTERCONNECTION OF SAID POSITION WITH ANY STATION FOR IMPRESSING BEEP TONES ON ONLY THE CALLS BETWEEN SAID POSITION AND SAID PUBLIC STATION.
Claim 2
Dependent Claim
72 words
IN COMBINATION, AN ATTENDANT POSITION, A PRIVATE LINE SUBSCRIBER STATION, A PUBLIC TELEPHONE SYSTEM SUBSCRIBER STATION, A SWITCHING SYSTEM SELECTIVELY OPERABLE TO INTERCONNECT SAID POSITION WITH ANY SELECTED ONE OF SAID STATIONS, RECORDING MEANS AUTOMATICALLY OPERABLE TO RECORD ALL CALLS SERVED BY SAID POSITION, AND AUTOMATIC MEANS EFFECTIVE UPON THE INTERCONNECTION OF SAID POSITION WITH ANY STATION FOR IMPRESSING BEEP TONES ON ONLY THE CALLS BETWEEN SAID POSITION AND SAID PUBLIC STATION.
References Cited (Backward Citations)
US2528459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |