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Patent Assignment Assignor Details

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Assignor Name : CERADYNE, INC.

Total Assignments: 3

Assignment: 1

Reel/Frame:	005234/0150			Pages:	12
		Recorded:	12/14/1990
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

CERADYNE, INC.

Exec Dt:

11/27/1989

Assignee

FIDELCOR BUSINESS CREDIT CORPORATION

1925 CENTURY PARK EAST, SUITE 2120

ANGELES, CALIFORNIA 90067

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3558966	NONE		04619690	3947550	NONE		05389760	3937266	NONE		05390131
3891542	NONE		05413155	3887411	NONE		05426832	3854189	NONE		05426834
3887412	NONE		05426835	4087500	NONE		05426987	3885294	NONE		05457536
3926656	NONE		05519158	3997640	NONE		05544718	3983198	NONE		05549415
4071371	NONE		05556030	4044110	NONE		05619427	4067955	NONE		05619428
4067943	NONE		05753344	4217320	NONE		05753345	4310477	NONE		05781374
4268466	NONE		05781376	4158688	NONE		05810458	4158689	NONE		05810464
4125592	NONE		05859500	4127684	NONE		05863990	4140469	NONE		05873198
4166841	NONE		05902306	4226914	NONE		05907530	4195049	NONE		05924122
4324356	NONE		06025148	4244902	NONE		06049663	4235857	NONE		06054214
4315876	NONE		06062601	4265794	NONE		06065702	4252038	NONE		06076118
4285895	NONE		06078129	4267086	NONE		06086002	4280973	NONE		06094248
4264550	NONE		06105828	4227842	NONE		06105829	4264548	NONE		06105830
4288495	NONE		06118709	4352308	NONE		06129151	4286905	NONE		06145164
4323325	NONE		06182342	4356136	NONE		06182351	4401617	NONE		06232754
4434238	NONE		06321837	4388414	NONE		06332918	4377542	NONE		06333243
4554117	NONE		06444901	4489032	NONE		06444902	4946630	NONE		06448889
4562041	NONE		06512094	4471060	NONE		06512095	4510107	NONE		06523196
4508671	NONE		06525498	4443394	NONE		06527641	5302328	NONE		06527642
4501723	NONE		06527643	4496503	NONE		06527911	4477402	NONE		06528228
4482388	NONE		06539861	4519967	NONE		06544942	4563924	NONE		06584433
4552024	NONE		06598753	4557244	NONE		06612106	4623498	NONE		06630178
4600547	NONE		06630179	4848984	NONE		06652410	4687606	NONE		06660759
4824624	NONE		06684930	4582696	NONE		06723605	4686095	NONE		06812036
4640826	NONE		06813168	4692320	NONE		06813169	4632793	NONE		06848845
4820545	NONE		06912288	4739690	NONE		06928074	4860942	NONE		07126532
4823044	NONE		07154743

Correspondence name and address
	ED GARRETT
	810 FIRST STREET, N.E. #700
	WASHINGTON, D.C. 20002

Assignment: 2

Reel/Frame:	015074/0158			Pages:	21
		Recorded:	09/03/2004
Conveyance:	SECURITY AGREEMENT

Assignors

CERADYNE, INC.

Exec Dt:

08/18/2004

CERADYNE ESK, LLC

Exec Dt:

08/18/2004

ESK CERAMICS GMBH & CO. KG

Exec Dt:

08/18/2004

Assignee

WACHOVIA BANK, NATIONAL ASSOCIATION

301 SOUTH COLLEGE STREET

ONE WACHOVIA CENTER

CHARLOTTE, NORTH CAROLINA 28288

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
5302328	NONE		06527642	4823044	NONE		07154743	4949194	NONE		07160883
4954080	NONE		07248297	4885264	NONE		07345201	5218263	NONE		07742363
5340107	NONE		08034476	5358402	NONE		08142836	5543370	NONE		08248388
5939185	NONE		08959972	6004895	NONE		09038746	6081652	NONE		09129009
6085025	NONE		09315320	6347905	NONE		09417165	NONE	US20010053739		09419884
6532857	NONE		09569429	6531423	NONE		09612168	6411775	NONE		09721843
6645572	US20020054963		09946704	6777076	US20020074744		09947798	6745963	US20020079390		10021518
NONE	US20040118271		10186822	NONE	US20030077115		10252737	NONE	US20030087097		10256640
6783442	US20030140914		10275321	NONE	US20040144874		10351035	NONE	US20030145844		10353898
6899920	US20040001922		10463738

Correspondence name and address
	KEUM A. YOON
	599 LEXINGTON AVENUE
	SHEARMAN & STERLING LLP
	NEW YORK, NY 10022

Assignment: 3

Reel/Frame:	051480/0661			Pages:	11
		Recorded:	01/10/2020
Attorney Dkt #:	71619-0195
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

3M INNOVATIVE PROPERTIES COMPANY

Exec Dt:

01/02/2020

CERADYNE, INC.

Exec Dt:

01/02/2020

Assignee

AVON RUBBER P.L.C.

HAMPTON PARK WEST, SEMINGTON ROAD

MELKSHAM, WILTSHIRE, UNITED KINGDOM SN12 6NB

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
6478926	NONE		09540604	8679613	US20130319214		11805190	8071008	NONE		12413127
8161851	NONE		12415393	9204678	NONE		13629788	11150055	US20180292178		15767051
10709190	US20190328070		16310334	NONE	US20200113265		16471255

Correspondence name and address
	JOEL E. BAIR
	45 OTTAWA AVE. SW, SUITE 700
	GRAND RAPIDS, MI 49503

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