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Patent Assignment Assignee Details
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Assignee Name : U.S. SILICA COMPANY
Total Assignments: 10
Assignment: 1
Reel/Frame:035673/0962   Pages: 3
Recorded: 05/19/2015
Attorney Dkt #:76717/U351
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GROVE, DALE ADDISON, III
Exec Dt:
05/11/2015
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE
SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10066153
US20150329768
14712832
Correspondence name and address
CHRISTIE, PARKER & HALE, LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 2
Reel/Frame:037602/0221   Pages: 7
Recorded: 01/27/2016
Attorney Dkt #:78750/U351 LES/SMM
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRATOCHVIL, RHONDA MARIE
Exec Dt:
12/08/2015
2
SMITH, ROCKY LEE
Exec Dt:
12/08/2015
3
WELLER, DAVID EARL, JR
Exec Dt:
12/16/2015
4
WU, SHIH-JEN
Exec Dt:
12/08/2015
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE, SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9890288
US20170158865
14962906
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
PO BOX 29001
GLENDALE, CA 91209
Assignment: 3
Reel/Frame:039837/0420   Pages: 7
Recorded: 09/22/2016
Attorney Dkt #:126159/413320 LES/JHG/SMM
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JENREE, RHONDA MARIE
Exec Dt:
08/26/2016
2
SMITH, ROCKY LEE
Exec Dt:
08/26/2016
3
WU, SHIH-JEN
Exec Dt:
08/26/2016
4
WELLER, DAVID EARL, JR.
Exec Dt:
08/26/2016
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE
SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10253493
US20180058065
15250772
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
PO BOX 29001
GLENDALE, CA 91209
Assignment: 4
Reel/Frame:042601/0431   Pages: 8
Recorded: 06/05/2017
Attorney Dkt #:138344(413320-1644)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL COATINGS CORPORATION
Exec Dt:
05/23/2017
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE
SUITE 300
FREDERICK, MARYLAND 21701
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
8865303
US20110081537
12857948
 
9303407
US20150259922
14506570
 
9714512
US20160273223
15057724
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 5
Reel/Frame:043392/0690   Pages: 8
Recorded: 08/24/2017
Attorney Dkt #:142994/USSCILICA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL COATINGS CORPORATION
Exec Dt:
05/23/2017
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE
SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10145115
US20170321424
15658342
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 6
Reel/Frame:047698/0683   Pages: 8
Recorded: 12/06/2018
Attorney Dkt #:166617/USSILICA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL COATINGS CORPORATION
Exec Dt:
05/23/2017
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE
SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10724245
US20190100921
16208529
Correspondence name and address
LEWIS ROCA ROTHGERBER CHRISTIE LLP
P.O. BOX 29001
GLENDALE, CA 91209-9001
Assignment: 7
Reel/Frame:053037/0581   Pages: 10
Recorded: 06/25/2020
Attorney Dkt #:355.0007USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CANOVA, STEVE
Exec Dt:
09/26/2018
2
CANNAN, CHAD
Exec Dt:
06/17/2019
Assignee
1
U.S. SILICA COMPANY
24275 KATY FREEWAY
SUITE 600
KATY, TEXAS 77494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11649633
US20200325683
16911687
Correspondence name and address
LKGLOBAL (U.S. SILICA)
7010 E. COCHISE ROAD
SCOTTSDALE, AZ 85253
Assignment: 8
Reel/Frame:049794/0084   Pages: 4
Recorded: 07/18/2019
Attorney Dkt #:355.0007US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CARBO CERAMICS INC.
Exec Dt:
12/31/2018
Assignee
1
U.S. SILICA COMPANY
24275 KATY FWY
SUITE 600
KATY, TEXAS 77494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10704262
US20180087275
15697547
Correspondence name and address
LORENZ & KOPF, LLC
7010 E. COCHISE RD
SCOTTSDALE, AZ 85253
Assignment: 9
Reel/Frame:049202/0093   Pages: 3
Recorded: 05/16/2019
Attorney Dkt #:355.0005US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GROVE, DALE ADDISON
Exec Dt:
03/28/2019
2
JENREE, RHONDA
Exec Dt:
03/28/2019
Assignee
1
U.S. SILICA COMPANY
8490 PROGRESS DRIVE, SUITE 300
FREDERICK, MARYLAND 21701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11479675
US20200308413
16370303
Correspondence name and address
LORENZ & KOPF, LLP (U.S. SILICA COMPANY)
7010 E. COCHISE ROAD
SCOTTSDALE, AZ 85253
Assignment: 10
Reel/Frame:059271/0405   Pages: 3
Recorded: 03/15/2022
Attorney Dkt #:355.0011USX1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PITCHUMANI, RAMANAN
Exec Dt:
03/15/2022
2
WELLS, WILLIAM RICHARD
Exec Dt:
03/15/2022
3
WELLER, DAVID EARL, JR.
Exec Dt:
03/15/2022
Assignee
1
U.S. SILICA COMPANY
24275 KATY FREEWAY
KATY, TEXAS 77494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220209215
17654915
Correspondence name and address
LORENZ & KOPF, LLP (U.S. SILICA COMPANY)
7010 E. COCHISE ROAD
SCOTTSDALE, AZ 85253

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