Telephonic communications – Special services – Anonymous party
Patent
1987-11-06
1990-03-06
Dwyer, James L.
Telephonic communications
Special services
Anonymous party
379164, 379165, 379161, H04M 342
Patent
active
049072595
ABSTRACT:
A call appearance reservation arrangement where any number of the call appearances of a directory number are reservable, and where a reservation type is defined for the directory number such that calls to and from the reserved call appearances are processed in accordance with one of a number of possible reservation types, such types for example including: (1) origination only, (2) termination only, and (3) origination and priority termination only.
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patent: 4096358 (1978-06-01), Bidlack et al.
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patent: 4631364 (1986-12-01), Coyne et al.
patent: 4646347 (1987-02-01), Liu
R. L. Bennett, "5ESS.RTM. Switch ISDN Services," International Switching Symposium, Mar. 15-20, 1987, Phoenix, Ariz., p. 344, right hand column, line 41-63.
AT&T System 85 Features Reference Manual, AT&T 555-102-301, Apr., 1986, pp. G-16 & G-22.
AT&T System 85 SMT Administration Management User's Guide, AT&T 555-102-501, Jun., 1986, pp. 121-122.
"AT&T System 75 Reference Manual", Multi-Appearance Preselection and Preference, 999-700-232IS, Issue 2, Nov. 1984, pp. 5-91.
American Telephone and Telegraph Company AT&T Bell Laboratories
Dwyer James L.
Watland Ross T.
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