Exhibit A

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 1 of 8 PageID #: 3178
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Exhibit A – Proposed Constructions and Supporting Intrinsic and Extrinsic Evidence

A. U.S. Patent No. 8,406,733

Term 

No.

Claim Term Headwater’s Proposed Construction and 

Supporting Evidence

Samsung’s Proposed 

Construction and Supporting 

Evidence

1 device agents Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

’733 patent, at Abstract; Figs. 9-18, 21-26H, 

27A-27P, 28A-28E, 29-40, 48, 51-55 (and 

associated text); 11:21-12:8, 15:58-16:26, 

28:65-29:44, 34:4-67, 36:65-38:11, 39:1-

54:36, 55:4-58:67, 59:59-60:16, 64:59-66:9, 

68:19-71:59, 75:20-76:52, 77:31-46, 81:48-

104:44, 108:48-111:10, 117:7-118:27, 120:59-

121:28, 127:62-129:6, 132:64-135:21, 138:26-

142:55, 145:33-148:39, 155:56-156:32, 

158:22-160:14, and 161:53-162:54 (and 

associated Figures); claims 1, 9, 13, 19, 20, 23, 

26, 27, 28, 30.

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’733 patent at 11:35-40, 11:65-66, 

15:58-16:12, 42:48-43:7, 52:5-9, 

56:52-53, 93:8-95:19, 160:7-8, 

162:34-35, 162:47-48, Figs. 16-21, 

Figs. 22A-22B, Figs. 29-37

12/380,780 prosecution history

14/667,516 prosecution history

15/211,430 prosecution history

CA2786873 prosecution history

Extrinsic Evidence

Newton’s Telecom Dictionary, 

24th ed. (2008) at 95, Dictionary 

of Science and Technology, 2nd 

ed. (2007) at 20, Dictionary of 

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 2 of 8 PageID #: 3179
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https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definition 

for “agent.” 

Computer and Internet Terms, 

10th ed. (2009) at 15, Expert 

testimony of Dr. Don Turnbull

2 wherein the particular device agent is 

configured to assist in presenting a 

notification through the user

interface, the notification based on 

the message content

Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

’733 patent, at Abstract; Figs. 9-18, 21-26H, 

27A-27P, 28A-28E, 29-48, 51-55 (and 

associated text); 7:39-11:10, 13:24-14:44, 

15:58-16:26, 25:62-26:42, 28:65-29:44, 35:26-

36:15, 37:36-54:36, 55:4-57:29, 65:40-66:9, 

67:40-75:5, 82:39-84:9, 89:59-90:54, 95:30-

96:52, 106:51-108:36, 110:54-113:15, 125:6-

127:61, 127:62-129:6, 132:64-135:21, 138:26-

142:55, 147:45-61, and 161:53-162:54 (and 

associated Figures); claims 1, 3, 9, 5-19, 20, 

23-30.

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’733 patent at 50:42-59, 55:58-

56:16, 71:60-72:31, 108:48-109:3, 

118:61-119:43

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 3 of 8 PageID #: 3180
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Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definition 

for “agent.” 

B. U.S. Patent No. 9,198,117

Term 

No.

Claim Term Headwater’s Proposed Construction and 

Supporting Evidence

Samsung’s Proposed 

Construction and Supporting 

Evidence

3 device messaging agents Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

’117 patent, at Figs. 9-18, 21-26H, 27A-27P, 

28A-28E, 29-48, 51-55 (and associated text);

11:21-12:8, 15:58-16:26, 28:65-29:44, 34:1-64, 

36:62-38:7, 38:65-58:52, 59:55-60:12, 64:54-

66:3, 68:12-71:51, 75:13-76:61, 77:31-46, 

81:16-104:35, 108:32-111:5, 117:5-118:39, 

120:59-122:17, 127:59-129:3, 132:59-135:16, 

138:26-142:52, 145:29-148:36, 155:56-156:32, 

158:22-160:14, and 161:53-162:53 (and 

associated Figures); claims 1, 4-7, 12-14, 18.

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’117 patent at 11:35-40, 11:64-

12:3, 15:58-16:12, 42:48-43:7, 

52:5-9, 56:52-53, 93:8-95:19, 

160:7-8, 162:34-35, 162:47-48, 

Figs. 16-21, Figs. 22A-22B, Figs. 

29-37

12/380,780 prosecution history

14/667,516 prosecution history

15/211,430 prosecution history

CA2786873 prosecution history

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 4 of 8 PageID #: 3181
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https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definition 

for “agent.” 

4 at least one of the devices having a

network stack in communication 

with the device messaging agent, 

wherein the secure connection 

between the network message 

server and that device is terminated 

within the network stack

Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

’117 patent, at Figs. 7-18, 21-26H, 27A-27P, 

28A-28E, 29-48, 51-55, 63, 64 (and associated 

text); 8:16-32, 11:21-12:8, 15:58-16:26, 16:27-

17:37, 24:42-25:28, 26:42-27:30, 28:4-39, 

28:65-29:44, 32:40-33:6, 34:1-64, 36:62-38:7, 

38:9-64, 38:65-58:52, 59:55-60:12, 64:54-66:3, 

67:34-68:11, 68:12-71:51, 73:32-74:46, 75:13-

76:61, 77:31-46, 81:16-104:59, 108:32-111:5, 

117:5-118:39, 120:59-122:17, 127:59-129:3, 

132:59-135:16, 138:26-142:52, 145:29-148:36, 

155:56-156:32, 158:22-160:14, and 161:53-

162:53 (and associated Figures); claims 1, 4-7, 

9, 11-14, 18.

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’117 patent at 55:67-56:5, 91:17-

63, 93:55-60, Figs. 29-37

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

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https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definitions 

for “agent,” “network,” “stack.”

C. U.S. Patent No. 9,615,192

Term 

No.

Claim Term Headwater’s Proposed Construction and 

Supporting Evidence

Samsung’s Proposed 

Construction and Supporting 

Evidence

5 software components Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

’192 patent, at Abstract; Figs. 9-18, 20-26H, 

27A-27P, 28A-28E, 29-40, 46, 48, 51-55 (and 

associated text); 5:41-8:44, 9:51-10:64, 15:53-

17:23, 27:1-45, 28:21-55, 29:64-34:55, 38:50-

40:36, 43:1-44:30, 45:4-46:31, 46:32-48:46, 

49:1-46, 50:56-51:63, 52:25-57:59, 60:49-

64:29, 69:16-72:63, 73:36-75:62, 77:48-67, 

85:9-87:49, 91:24-106:29, 110:42-112:50, 

117:19-118:39, 128:21-53, 164:30-166:56, and 

119:17-120:8 (and associated Figures).

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’192 patent 11:22-28, 15:53-16:7, 

28:39-47, 43:18-46:31, 46:53-57, 

94:45-96:59, Figs. 16-21, Figs. 

22A-22B, Figs. 29-37

12/380,780 prosecution history

14/667,516 prosecution history

15/211,430 prosecution history

CA2786873 prosecution history

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 6 of 8 PageID #: 3183
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Knox Documentation, “View the device agent 

version,” available at 

https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definitions 

for “agent,” “network,” “stack.”

6 wherein one of the message 

delivery triggers is the receipt of a 

transmission on the respective

secure message link from the 

device link agent of the given one 

of the wireless end-user devices, or 

a response generated to a 

transmission received from that 

device link agent

Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

Abstract; Figs. 9-18, 21-26H, 27A-27P, 28A28E, 29-48, 51-55 (and associated text); 13:40-

14:35, 38:25-39:19, 48:12-30, 66:35-67:49, 

69:65-70:30, 71:42-73:36, 75:62-77:25, 85:35-

55, 90:5-51, 144:24-46, 145:40-146:41, and 

149:44-151:16 (and associated Figures).

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definition 

for “agent.”

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’192 patent at 38:50-63

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 7 of 8 PageID #: 3184
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7 wherein one of the message 

delivery triggers is the receipt of a

particular network element 

message from one of the network 

elements

Not indefinite; plain and ordinary meaning.

Supporting Evidence:

Intrinsic Evidence

Abstract; Figs. 9-18, 21-26H, 27A-27P, 28A28E, 29-48, 51-55 (and associated text); 13:40-

14:35, 38:25-39:19, 48:12-30, 66:35-67:49, 

69:65-70:30, 71:42-73:36, 75:62-77:25, 85:35-

55, 90:5-51, 144:24-46, 145:40-146:41, and 

149:44-151:16 (and associated Figures).

Extrinsic Evidence

U.S. Patent Nos. 9,800,708; 10,506,090; U.S. 

Patent Appl. Pub. 2014/0135952; Samsung 

Knox Documentation, “View the device agent 

version,” available at 

https://docs.samsungknox.com/admin/efotaone/on-premises/settings-menu/view-thedevice-agent-version/; Samsung SDS EMM 

Installation Guide (Jan. 2023); Microsoft Press 

Computer Dictionary (3d ed. 1997): definitions 

for “network.”

Indefinite.

Supporting Evidence:

Intrinsic Evidence

’192 patent at 13:38-14:35, 38:25-

39:19, 48:18-30, 66:35-67:4, 

69:66-70:30, 72:14-63, 76:20-

77:25, 85:35-55, 90:5-51, 144:24-

46, 145:41-146:18, 150:8-151:61

Extrinsic Evidence

Expert testimony of Dr. Don 

Turnbull

Case 2:23-cv-00103-JRG-RSP Document 91-1 Filed 04/29/24 Page 8 of 8 PageID #: 3185