GB0216307D0 - Controlling a customer telephone line - Google Patents

Controlling a customer telephone line

Info

Publication number
GB0216307D0
GB0216307D0 GBGB0216307.9A GB0216307A GB0216307D0 GB 0216307 D0 GB0216307 D0 GB 0216307D0 GB 0216307 A GB0216307 A GB 0216307A GB 0216307 D0 GB0216307 D0 GB 0216307D0
Authority
GB
United Kingdom
Prior art keywords
controlling
telephone line
customer telephone
customer
line
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB0216307.9A
Other versions
GB2395392A (en
GB2395392B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tunstall Group Ltd
Original Assignee
Tunstall Group Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tunstall Group Ltd filed Critical Tunstall Group Ltd
Priority to GB0216307A priority Critical patent/GB2395392B/en
Publication of GB0216307D0 publication Critical patent/GB0216307D0/en
Publication of GB2395392A publication Critical patent/GB2395392A/en
Application granted granted Critical
Publication of GB2395392B publication Critical patent/GB2395392B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements
    • H04M1/715—Substation extension arrangements using two or more extensions per line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1325—Priority service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1337—Operator, emergency services
GB0216307A 2002-07-13 2002-07-13 Controlling a customer telephone line Expired - Lifetime GB2395392B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0216307A GB2395392B (en) 2002-07-13 2002-07-13 Controlling a customer telephone line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0216307A GB2395392B (en) 2002-07-13 2002-07-13 Controlling a customer telephone line

Publications (3)

Publication Number Publication Date
GB0216307D0 true GB0216307D0 (en) 2002-08-21
GB2395392A GB2395392A (en) 2004-05-19
GB2395392B GB2395392B (en) 2004-11-03

Family

ID=9940395

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0216307A Expired - Lifetime GB2395392B (en) 2002-07-13 2002-07-13 Controlling a customer telephone line

Country Status (1)

Country Link
GB (1) GB2395392B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810875C2 (en) * 1978-03-13 1982-11-18 Berliner Bank Ag, 1000 Berlin Remote alarm system
GB2278517A (en) * 1993-05-26 1994-11-30 Politel Limited Prioritising telephone apparatus
JPH0991574A (en) * 1995-09-27 1997-04-04 Hitachi Building Syst Co Ltd Line disconnecting device for terminal device
US5923731A (en) * 1997-06-30 1999-07-13 Command Communications, Inc. Telephone monitoring and alarm device

Also Published As

Publication number Publication date
GB2395392A (en) 2004-05-19
GB2395392B (en) 2004-11-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20211028 AND 20211103

PE20 Patent expired after termination of 20 years

Expiry date: 20220712