Patent US3028963A successfully refreshed from Google Patents.
US6173045B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic telephone book
Assignee: Texas Instruments Inc
•
Filing: 1995-06-07
•
Granted: 2001-01-09
•
Expires: 2015-06-07
Abstract
Abstract An electronic telephone book comprises a central processing unit, interface circuitry for coupling the central processing unit to a telephone line and a display comprising output circuitry to output information and control graphics and input circuitry for generating control signals responsive to user interaction with the control graphics.
Inventors
- 👤 James Oval Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:55
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/26; H04M1/27; H04M1/274; H04M1/2745; H04M1/27467; H04M1/27475
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
111 words
An electronic phone book comprising: processing circuitry; telephone interface circuitry for coupling the processing circuitry to a telephone line; a display comprising output circuitry to output information and a control menu to input criteria data insufficient to obtain a unique telephone number based on said criteria data and sufficient to obtain a plurality of criteria telephone numbers based on said criteria data and input circuitry for generating control signals responsive to user interaction with said control menu; and communication circuitry coupled between said processing circuitry and said telephone line for retrieving said criteria telephone numbers for said display via the telephone line, said communication circuit being responsive to said control signals.
Claim 2
Dependent Claim
111 words
An electronic phone book comprising: processing circuitry; telephone interface circuitry for coupling the processing circuitry to a telephone line; a display comprising output circuitry to output information and a control menu to input criteria data insufficient to obtain a unique telephone number based on said criteria data and sufficient to obtain a plurality of criteria telephone numbers based on said criteria data and input circuitry for generating control signals responsive to user interaction with said control menu; and communication circuitry coupled between said processing circuitry and said telephone line for retrieving said criteria telephone numbers for said display via the telephone line, said communication circuit being responsive to said control signals.
Claim 3
Dependent Claim
18 words
The electronic phone book of claim 1 , wherein said output circuitry comprises a liquid crystal display screen.
Claim 4
Dependent Claim
19 words
The electronic phone book of claim 1 , wherein said output circuitry comprises a thin film active cell display.
Claim 5
Dependent Claim
27 words
The electronic phone book of claim 1 , wherein said input circuitry comprises pressure sensitive circuitry for determining the location of user contact with the output display.
Claim 6
Dependent Claim
26 words
The electronic phone book of claim 1 , wherein said input circuitry comprises light detection circuitry for determining the location of contact with the output display.
Claim 7
Dependent Claim
18 words
The electronic phone book of claim 5 , wherein said light detection circuitry comprises infrared light detection circuitry.
Claim 8
Dependent Claim
27 words
The electronic phone book of claim 1 , wherein said electronic phone book further comprises voice circuitry coupled to said processing circuitry for providing audio output information.
Claim 9
Dependent Claim
16 words
The electronic phone book of claim 1 , wherein said telephone interface circuitry comprises a modem.
Claim 10
Dependent Claim
20 words
The electronic phone book of claim 1 , wherein said processing circuitry comprises a central processing unit and memory circuitry.
Claim 11
Dependent Claim
18 words
The electronic phone book of claim 9 , wherein said processing circuitry further comprises a mass storage device.
Claim 12
Dependent Claim
16 words
The electronic phone book of claim 10 , wherein said mass storage device comprises a disk.
References Cited (Backward Citations)
US4885580A
Cited
US4649563A
Cited
US4633041A
Cited
US4709387A
Cited
GB2165420A
Cited
US4814760A
Cited
US4839919A
Cited
US4649543A
Cited
JPS62157447A
Cited
US4822751A
Cited
US5097502A
Cited
EP0354703A2
Cited
US4933968A
Cited
US5179587A
Cited
US5204894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2004-01-09 | 2004-07-10 | 2005-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-01-09 | 2008-07-10 | 2009-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-01-09 | 2012-07-10 | 2013-01-09 | $7700.00 | Window Closed / Lapsed |