USPTO Assignments on the Web

	United States Patent and Trademark Office
	Home\|Site Index\|Search\|Guides\|Contacts\|eBusiness\|eBiz alerts\|News\|Help

Assignments on the Web > Patent Query

Patent Assignment Assignee Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : HOECHST CERAMTEC AKTIENGESELLSCHAFT

Total Assignments: 19

Assignment: 1

Reel/Frame:	007147/0003			Pages:	10
		Recorded:	09/15/1994
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

ROSENTHAL TECHNIK AKTIENGESELLSCHAFT

Exec Dt:

01/08/1985

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-8672

Property

Pat #

Pub #

Intl #

App #

4325647

NONE

06096615

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	SUITE 500
	3000 K STREET, N.W.
	WASHINGTON, DC 20007-5109

Assignment: 2

Reel/Frame:	004368/0352			Pages:	16
		Recorded:	02/28/1985
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE APRIL 11, 1974 GERMANY

Assignor

ROSENTHAL TECHNIK AG

Exec Dt:

01/23/1985

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4481056	NONE		06376952	4531908	NONE		06398797	4526635	NONE		06415800
4714257	NONE		06568122	4604498	NONE		06573622	4481056	NONE		06635201
4629593	NONE		06643176

Correspondence name and address
	J. D. EVANS
	SCHWARTZ, JEFFERY, SCHWAAB, ET AL
	111 N. ALFRED ST.
	P.O. BOX 299
	ALEXANDRIA, VA 22313

Assignment: 3

Reel/Frame:	004846/0001			Pages:	1
		Recorded:	06/21/1985
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

SCHMIDT, WILLY

Exec Dt:

05/24/1985

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

A CORP. OF GERMANY

D-8672 SELB, GERMANY

Property

Pat #

Pub #

Intl #

App #

4759707

NONE

06737870

Correspondence name and address
	SCHWARTZ, JEFFERY, SCHWAAB,
	MACK, BLUMENTHAL & KOCH
	111 NORTH ALFRED STREET
	P. O. BOX 299
	ALEXANDRIA, VA 22313

Assignment: 4

Reel/Frame:	005154/0201			Pages:	1
		Recorded:	09/26/1989
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

BENKER, WERNER

Exec Dt:

08/24/1989

LINDEMANN, GERT

Exec Dt:

08/24/1989

HEINRICH, JURGEN

Exec Dt:

08/24/1989

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

14 WILHELMSTRASSE

D-8672 SELB, GERMANY

Property

Pat #

Pub #

Intl #

App #

4957811

NONE

07415560

Correspondence name and address
	FOLEY & LARDNER, SCHWARTZ, JEFFERY,
	SCHWAAB, MACK, BLUMENTHAL & EVANS
	111 NORTH ALFRED STREET
	P.O. BOX 299
	ALEXANDRIA, VA 22313

Assignment: 5

Reel/Frame:	005239/0028			Pages:	1
		Recorded:	10/06/1989
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

RAJNER, WALTER

Exec Dt:

08/28/1989

RUSSNER, KLAUS

Exec Dt:

08/28/1989

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

14, WILHELMSTRASSE

A CORP. OF FED. REP. OF GERMANY

D-8672 SELB, FED. REP. OF, GERMANY

Property

Pat #

Pub #

Intl #

App #

5070658

NONE

07411500

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER, SCHWARTZ, ET AL.
	1800 DIAGONAL RD., STE. 510
	P.O. BOX 299
	ALEXANDRIA, VA 22313-0299

Assignment: 6

Reel/Frame:	005412/0682			Pages:	2
		Recorded:	08/22/1990
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

UHL, THOMAS

Exec Dt:

06/18/1990

FRISCH, HERBERT

Exec Dt:

07/10/1990

Assignees

HOECHST CERAMTEC AKTIENGESELLSCHAFT

A CORP. OF THE FED. REP. OF GERMANY

SELB, GERMANY D-8672

HOERBIGER FLUIDTECHNIK KG

A CORP. OF AUSTRIA

WIEN, AUSTRIA A-1040

Property

Pat #

Pub #

Intl #

App #

5079472

NONE

07541901

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER, SCHWARTZ, JEFFERY,
	SCHWAAB, MACK, BLUMENTHAL & EVANS
	111 NORTH ALFRED ST., P.O. BOX 299
	ALEXANDRIA, VA. 22313

Assignment: 7

Reel/Frame:	006608/0547			Pages:	2
		Recorded:	07/15/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

CZYPERRECK, HANS

Exec Dt:

09/23/1991

MEILER, FRITZ

Exec Dt:

09/23/1991

STUHLER, HELMUT

Exec Dt:

09/23/1991

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-8672

Property

Pat #

Pub #

Intl #

App #

5360354

NONE

08030026

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	3000 K STREET, N.W.
	SUITE 500
	WASHINGTON, D.C. 20007-5109

Assignment: 8

Reel/Frame:	005893/0888			Pages:	2
		Recorded:	10/23/1991
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

DIETRICH, VOLKER

Exec Dt:

10/07/1991

DO-THOI, THA

Exec Dt:

10/07/1991

STINGL, PETER,

Exec Dt:

10/07/1991

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

A CORPORATION OF FED. REP. OF GERMANY

SELB, GERMANY D-8672

Property

Pat #

Pub #

Intl #

App #

5243257

NONE

07781584

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	P.O. BOX 299
	ALEXANDRIA, VA 22313-0299

Assignment: 9

Reel/Frame:	006523/0070			Pages:	2
		Recorded:	03/12/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignors

RAJNER, WALTER

Exec Dt:

01/21/1993

STINGL, PETER

Exec Dt:

01/15/1993

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

WILHELMSTRASSE 14

SELB, GERMANY 8672

Property

Pat #

Pub #

Intl #

App #

5351874

NONE

08002501

Correspondence name and address
	ROLEY & LARDNER
	RICHARD L. SCHWAAB
	3000 K STREET, N.W.
	SUITE 500
	WASHINGTON, DC 20007-5109

Assignment: 10

Reel/Frame:	006525/0008			Pages:	2
		Recorded:	03/31/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

SCHLAGBAUM, PETER

Exec Dt:

02/15/1993

STUHLER, HELMUT

Exec Dt:

02/15/1993

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-8672

Property

Pat #

Pub #

Intl #

App #

5391093

NONE

07972022

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	P.O. BOX 25696
	WASHINGTON, DC 20007-8696

Assignment: 11

Reel/Frame:	006572/0257			Pages:	2
		Recorded:	04/14/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

BENKER, WERNER

Exec Dt:

03/24/1993

SCHMIDT, JUERGEN

Exec Dt:

03/24/1993

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

D-8672, SELB, GERMANY

Property

Pat #

Pub #

Intl #

App #

5324692

NONE

08019194

Correspondence name and address
	FOLEY & LARDCNER
	RICHARD L. SCHWAAB
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, D.C. 20007-5109

Assignment: 12

Reel/Frame:	006521/0422			Pages:	2
		Recorded:	04/16/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

RUSSNER, KLAUS

Exec Dt:

04/13/1993

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-867

Property

Pat #

Pub #

Intl #

App #

5275377

NONE

08046814

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, DC 20007-8696

Assignment: 13

Reel/Frame:	006840/0605			Pages:	2
		Recorded:	12/27/1993
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

SCHAT, BRALT R.

Exec Dt:

09/13/1993

KRAHN, WOLFGANG

Exec Dt:

09/28/1993

RUSKA, JUERGEN

Exec Dt:

09/13/1993

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-95098

Property

Pat #

Pub #

Intl #

App #

5424257

NONE

08041589

Correspondence name and address
	FOLEY & LARDNER
	RICHARD L. SCHWAAB
	3000 K STREET, N.W., STE. 500
	WASHINGTON, D.C. 20007-5109

Assignment: 14

Reel/Frame:	006940/0729			Pages:	2
		Recorded:	03/17/1994
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

BOETTCHER, JUERGEN

Exec Dt:

02/10/1994

GANZ, RUDOLF

Exec Dt:

02/10/1994

HEINRICH, JUERGEN

Exec Dt:

02/10/1994

HEINZ, OTTO

Exec Dt:

02/18/1994

HERRMANN, RUEDIGER

Exec Dt:

02/10/1994

HOENERLAGE, JOERG

Exec Dt:

02/28/1994

REINHOLD, AXEL

Exec Dt:

02/10/1994

SCHELTER, HEINRICH (BY SYBILLE SCHELTER, HEIRESS OF DECEASED INVENTOR)

Exec Dt:

02/10/1994

SIMMERL, MATTHIAS

Exec Dt:

02/10/1994

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

BRUENINGSTRASSE 50

FRANKFURT AM MAIN, GERMANY D-65926

Property

Pat #

Pub #

Intl #

App #

5657818

NONE

08149816

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, DC 20007-5109

Assignment: 15

Reel/Frame:	006897/0236			Pages:	2
		Recorded:	03/01/1994
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

HUEGL, KURT

Exec Dt:

02/11/1994

LENEIS, ROLAND

Exec Dt:

02/11/1994

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

BRUENINGSTRASSE 50

FRANKFURT AM MAIN, GERMANY D-659

Property

Pat #

Pub #

Intl #

App #

5626777

NONE

08203417

Correspondence name and address
	FOLEY & LARDNER
	RICHARD L. SCHWAAB
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, D.C. 20007-5109

Assignment: 16

Reel/Frame:	007032/0941			Pages:	2
		Recorded:	06/10/1994
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

DO-THOI, THA

Exec Dt:

04/29/1994

MEIER, GERD

Exec Dt:

04/29/1994

POPP, KLAUS

Exec Dt:

04/29/1994

STINGL, PETER

Exec Dt:

04/29/1994

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

D-95100 SELB, FED. REP. OF

GERMANY

Property

Pat #

Pub #

Intl #

App #

5525432

NONE

08258075

Correspondence name and address
	FOLEY & LARDNER
	RICHARD L. SCHWAAB
	3000 K. STREET, N.W., SUITE 500
	WASHINGTON, D.C. 20007-5109

Assignment: 17

Reel/Frame:	007292/0171			Pages:	2
		Recorded:	12/30/1994
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

GANZ, RUDOLF

Exec Dt:

12/05/1994

ROSENFELDER, OTTMAR

Exec Dt:

12/05/1994

SCHWANDNER, BARBARA

Exec Dt:

12/05/1994

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

FED. REP. OF, GERMANY D-95098

Property

Pat #

Pub #

Intl #

App #

5531265

NONE

08332725

Correspondence name and address
	RICHARD L. SCHWAAB
	FOLEY & LARDNER
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, DC 20007-5109

Assignment: 18

Reel/Frame:	007928/0082			Pages:	2
		Recorded:	03/18/1996
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

MEIER, GERD

Exec Dt:

11/27/1995

STINGL, PETER

Exec Dt:

12/27/1995

RUSSNER, KLAUS

Exec Dt:

11/27/1995

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-951

Property

Pat #

Pub #

Intl #

App #

5975103

NONE

08617404

Correspondence name and address
	FOLEY & LARDNER
	RICHARD L.SCHWAAB
	3000 K STREET, N.W., SUITE 500
	WASHINGTON, DC 20007-5109

Assignment: 19

Reel/Frame:	007852/0592			Pages:	2
		Recorded:	03/04/1996
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

FASSBINDER, GUNTER

Exec Dt:

11/30/1995

Assignee

HOECHST CERAMTEC AKTIENGESELLSCHAFT

SELB, GERMANY D-951

Property

Pat #

Pub #

Intl #

App #

5641720

NONE

08564451

Correspondence name and address
	FOLEY & LARDNER
	RICHARD L. SCHWAAB
	3000 K STREET, N.W.
	SUITE 500
	WASHINGTON, DC 20007-5109

Search Results as of: 05/30/2024 04:19 PM

If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6

Web interface last modified: August 25, 2017 v.2.6