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`Exhibit 4
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`Case 6:22-cv-00031-ADA Document 38-5 Filed 05/02/22 Page 2 of 3
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`14. 1. A method of providing telephone service, the method comprising:
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`associating a telephone handset with primary and secondary telephone numbers in a
`database;number with a primary telephone number in at least one computer memory device, the
`primary telephone number being assigned to a handset:
`
`acquiring first digital information from the handset over at least one data channel, the
`first digital information indicating primary call processing rules for handling calls directed to the
`primary telephone number;
`
`receiving, from the telephone handset via a data channel, digital information indicating
`storing the primary call processing rules for handling calls to the primary telephone
`numberin the at least one computer memory device;
`
`storing the primary
`acquiring second digital information from the handset over the at least one data channel,
`the second digital information indicating secondary call processing rules digitally;for handling
`calls directed to the secondary telephone number,
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`receiving, from the telephone handset via the data channel, digital information indicating
`storing the secondary call processing rules for handling calls to the secondary telephone
`numberin the at least one computer memory device;
`
`storing the secondary call processing rules digitally
`receiving an incoming call over at least one voice channel at a switch, the switch being
`associated with a bridge telephone number such that calls directed to the bridge telephone
`number are automatically routed to the switch, the incoming call being directed to a
`handset-associated telephone number, the handset-associated telephone number being the
`primary telephone number or the secondary telephone number, and;
`
`receiving a
`based on the primary call request toprocessing rules or the secondary telephone
`number;call processing rules:
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`transmitting pre-call information to the telephone handset via the data channel responsive
`to receipt of the call request, wherein said pre-call information is based on the secondary call
`processing rules;responsive to the pre-call information, receiving information indicative of a user
`input to the telephone handset over the at least one data channel; andprocessing the call the
`pre-call information including the bridge telephone number and the handset-associated telephone
`number, such that the handset is capable of displaying the handset-associated telephone number
`to a user and, based on the stored secondary call processing rules and user input to the telephone
`handset, wherein said processing includes an option ofuser input, accepting the incoming call by
`connecting with the call over a voice channel.15.
`The method of claim 14, wherein
`processing the call results in connection of the call to the telephone handset over aswitch over the
`at least one voice channel using the secondarybridge telephone number.
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`16. 2. The method of claim 14,1, wherein the handset-associated telephone number is the
`secondary telephone number, and the pre-call information is transmitted based on the secondary
`call processing rules.
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`Case 6:22-cv-00031-ADA Document 38-5 Filed 05/02/22 Page 3 of 3
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`The method of claim 1, wherein the pre-call information includes visually perceptible
`3.
`information which presents the user with choices to select a secondary call processing rule for
`handling of the calla plurality of call handling choices for display by the handset and selection
`via the user input.
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`17. 4. The method of claim 14,1, further comprising:
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`receiving an outgoing call request from the handset over the at least one data channel, the
`outgoing call request including an originating telephone number and a contact telephone number
`to be called, the originating telephone number being the primary telephone number or the
`secondary telephone number;
`
`receiving a call request from
`connecting with the telephone handset, said call request at the switch over the at least
`one voice channel using the secondarybridge telephone number; and
`
`an
`transmitting
`processing the call based on the stored secondary call processing rules.
`outgoing call over the at least one voice channel from the switch, the outgoing call being directed
`to the contact telephone number and indicating the originating telephone number.
`
`27. 5. The method of claim 14,1, wherein the at least one data channel isincludes an Internet
`protocol (IP) channel.
`
`The method of claim 27,5, wherein the at least one voice channel is established in
`28.6.
`accordance with a CDMA or GSMat least one of a Code Division Multiple Access (CDMA)
`standard and a Global System for Mobiles (GSM) standard.
`
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