US 8,671,195 B2 vs Dexcom G5 Mobile® CGM System

Key Features of US 8,671,195 B2 Product (Dexcom G5 Mobile® CGM System)

Claim 17. A digital media 

communication protocol, 

comprising:

Dexcom ShareTM is a feature within the Dexcom G5 Mobile CGM App. It allows for remote monitoring from one 

person, the Sharer, of Dexcom G5 Mobile CGM System data to another person, their Follower.

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about digital media (i.e. data) which follows the communication protocol (i.e. Dexcom G5 Mobile 

CGM system).

17.1 at least one media terminal 

and at least one media node 

disposed in an accessible relation 

with at least one interactive 

computer network,

Dexcom ShareTM is a feature within the Dexcom G5 Mobile CGM App. It allows for remote monitoring from one 

person, the Sharer, of Dexcom G5 Mobile CGM System data to another person, their Follower.

Dexcom Share includes: 

• Dexcom G5 Mobile CGM System 

• Sharer’s smart device 

• Dexcom G5 Mobile App

• Internet connection

• Follower’s smart device 

• Dexcom FollowTM App

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about digital media communication protocol(i.e. Dexcom G5 Mobile® CGM System).This product 

discuss about media terminal (i.e. Sharer’s smart device ) and media node (i.e. Follower’s smart device) and it discuss 

these smart devices requires one interactive computer network (i.e. Internet connection).

Case 2:23-cv-00589-JRG-RSP Document 1-2 Filed 12/12/23 Page 1 of 5 PageID #: 17
Claim Chart– US 8,671,195 B2 vs Dexcom G5 Mobile® CGM System

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Key Features of US 8,671,195 B2 Product (Dexcom G5 Mobile® CGM System)

17.2 at least one digital media file 

initially disposed on at least one 

of said media terminal or said 

media node,

Once the Sharer activates the Share feature in the Dexcom G5 Mobile App, the smart device transfers sensor 

glucose readings to the Dexcom Share Cloud using either Wi-Fi or a cellular data plan. Then, the sensor glucose 

readings are sent from the Dexcom Share Cloud to the Follower’s smart device using Wi-Fi or the Follower’s cellular 

data plan

A secure online storage server where Dexcom Share® feature information is stored and then shared with 

Followers.

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about when the sharer activates the feature of the Share feature, the media file (i.e. glucose 

readings) share to the Cloud, where this information is stored among others.

17.3 said at least one media 

terminal structured to detect said 

at least one media node,

The Sharer must be within 6 meters of their smart device in order to send data to their Follower or it will not 

work.

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about media terminal (i.e. Sharer’s smart device) and media node (i.e. Follower’s smart device)

here the evidence discloses that if media terminal (i.e. Sharer’s smart device) and media node (i.e. Follower’s smart 

device) are not in 6 meter range they would not be able to share their data, means media terminal detects the 

media node within 6 meters range.

Media 

terminal 

Media 

node 

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Claim Chart– US 8,671,195 B2 vs Dexcom G5 Mobile® CGM System

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Key Features of US 8,671,195 B2 Product (Dexcom G5 Mobile® CGM System)

17.4 a communication link 

structured to dispose said at least 

one media terminal and said at 

least one media node in a 

communicative relation with one 

another via said interactive 

computer network,

Conditions Affecting Use

Once sharing is active, make sure the Sharer and Follower have access to the Internet and their smart device

settings are not altered. Make sure the Sharer’s and Follower’s smart devices have:

• Enough battery power to maintain sharing

• Internet connection

• Notifications turned on If turned off, Follower will not receive any notifications.

If turned off, Follower will not receive any notifications.

The Sharer must be within 6 meters of their smart device in order to send data to their Follower or it will not 

work.

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses a wireless communication link (i.e. Internet connection) which is structured to dispose media 

terminal (i.e. Sharer’s smart device) and media node (i.e. Follower’s smart device) in a communicative relation with 

one another via computer network (i.e. Internet connection).

17.5 said communication link 

being initiated by said at least one 

media terminal,

Dexcom Share Description 

What Dexcom G5 Mobile CGM with Share does: 

Connects your smart device with your Follower’s smart device via either a Wi-Fi or mobile data connection 

(connect to Wi-Fi through a secured network to maintain data security). 

• Invites and sends Followers your setting recommendations.

• Displays the status of your smart device, and the Dexcom Share Cloud.

• Confirms your sensor glucose readings are being shared with your Follower(s).

Tap INVITE FOLLOWERS to set up your Followers.

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Claim Chart– US 8,671,195 B2 vs Dexcom G5 Mobile® CGM System

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Key Features of US 8,671,195 B2 Product (Dexcom G5 Mobile® CGM System)

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about Communication link (i.e. Wi-Fi or mobile data connection), further the evidence discloses 

about media terminal (i.e. Sharer’s smart device) want to connect with media node (i.e. Follower’s smart device)

then media terminal (i.e. Sharer’s smart device) send invite (i.e. communication initialization) which is initiated by 

the media terminal (i.e. Sharer’s smart device).

17.6 said at least one media node 

and said at least one media 

terminal structured to transmit 

said at least one digital media file 

therebetween via said 

communication link, wherein

Once the Sharer activates the Share feature in the Dexcom G5 Mobile App, the smart device transfers sensor 

glucose readings to the Dexcom Share Cloud using either Wi-Fi or a cellular data plan. Then, the sensor glucose 

readings are sent from the Dexcom Share Cloud to the Follower’s smart device using Wi-Fi or the Follower’s 

cellular data plan.

Source: https://s3-us-west-2.amazonaws.com/dexcompdf/Share-Follow-User-Manual-OUS-English.pdf

Product discloses about media terminal (i.e. Sharer’s smart device) want to connect with media node (i.e. Follower’s 

smart device). It discloses that media terminal (i.e. Sharer’s smart device) transfer glucose readings (i.e. media file)

to the media node (i.e. Follower’s smart device),via Dexcom Share Cloud using communication link (i.e. Wi-Fi or a 

cellular data).

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Claim Chart– US 8,671,195 B2 vs Dexcom G5 Mobile® CGM System

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Key Features of US 8,671,195 B2 Product (Dexcom G5 Mobile® CGM System)

17.7 said communication link is 

structured to bypass at least one 

media terminal security measure.

About Dexcom Clarity Dexcom Clarity is a software program that allows the transfer of glucose data from a Dexcom 

CGM system to Dexcom remote servers for data management to assist in the use of the Dexcom CGM system and 

to assist in healthcare services. Dexcom Clarity can transfer and manage data from the Dexcom G5 Mobile CGM 

System, Dexcom G6 CGM System (Dexcom G6), and Dexcom G7 CGM System (Dexcom G7) (where available), all of 

which are referred to as Dexcom CGM systems.

Source:https://productstore.clarity.dexcom.com/Documentation/en/Dexcom_Clarity_User_Guide_Home_User.p

df

Accept an Invitation to Share Data 

A healthcare professional uses their Dexcom Clarity account to invite you to share data with their clinic. They will 

provide the invitation in print or by email. The invitation includes a sharing code that you enter on your Dexcom 

Clarity Settings page to accept the invitation before the expiration date shown. Once you have completed the 

acceptance, your account and the clinic’s account will automatically share data between them. You can accept 

the invitation from an internet browser or from a smart device with the Dexcom Clarity app.

Source:https://productstore.clarity.dexcom.com/Documentation/en/Dexcom_Clarity_User_Guide_Home_User.p

df

Product discloses about media terminal security measure (i.e. sharing code), when an invitation is sent then a 

sharing code is discloses to accept the invitation. As the evidence discuss that security measure (i.e. sharing code) 

takes place in Dexcom Clarity and it supports to the G5 Mobile CGM System.

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