US3288935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for registering telephone calls
Assignee: Individual
•
Filing: 1963-11-20
•
Granted: 1966-11-29
•
Expires: 1983-11-20
Abstract
No abstract record available.
Inventors
- 👤 Hepner Neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:43
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/57
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
THE COMBINATION INCLUDING A TELEPHONE SET HAVING A SWITCHOOK OPERABLE AS A FUNCTION OF NORMAL USE OF THE TELEPHONE, REGISTER MEANS FOR RECORDING THE INCIDENCE OF INCOMING TELEPHONES CALLS, AND CLEARING MEANS FOR REMOVING RECORDED INFORMATION STORED IN SAID REGISTER MEANS, SAID CLEARING MEANS BEING CONTROLLABLE BY MOVEMENT OF SAID SWITCHHOOK.
Claim 2
Dependent Claim
51 words
THE COMBINATION INCLUDING A TELEPHONE SET HAVING A SWITCHOOK OPERABLE AS A FUNCTION OF NORMAL USE OF THE TELEPHONE, REGISTER MEANS FOR RECORDING THE INCIDENCE OF INCOMING TELEPHONES CALLS, AND CLEARING MEANS FOR REMOVING RECORDED INFORMATION STORED IN SAID REGISTER MEANS, SAID CLEARING MEANS BEING CONTROLLABLE BY MOVEMENT OF SAID SWITCHHOOK.
References Cited (Backward Citations)
US454503A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |