СПИСОК патентов США - подгруппа МПК16 H04M15/18
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| № п/п | Номер патента | Название патента | |||
2015 | |||||
| 1 | 9208497 | Methods and apparatuses for prioritizing advertisements for presentation | |||
| 2 | 9183559 | Systems and methods to convert a call generated from an advertisement | |||
| 3 | 8937887 | Systems and methods to provide communication connections | |||
2011 | |||||
| 4 | 8009817 | Tracking and notification of telephone plan minute status | |||
2007 | |||||
| 5 | 7310415 | Tracking and notification of telephone plan minute status | |||
2005 | |||||
| 6 | 6892387 | System and method for compensating viewer for viewing of designated channel with reduction of telephone charges | |||
2004 | |||||
| 7 | 6831974 | System and method for providing a caller identification to a called party for calls relayed through a call center | |||
1995 | |||||
| 8 | 5440621 | Apparatus for prepayment of telecommunication connections in a telecommunication switching network without utilization of rate schedules and call cost computations | |||
1993 | |||||
| 9 | 5265155 | Method and apparatus for prepayment of telecommunication connections in a telecommunication switching network | |||
1984 | |||||
| 10 | 4481383 | Communication system recording arrangement | |||
1983 | |||||
| 11 | 4410765 | Telephone call routing and charging system | |||
1977 | |||||
| 12 | 4058680 | Telephone message timing system | |||
1976 | |||||
| 13 | 3982073 | System for measuring the duration of a telephone call | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||