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Patent Assignment Details

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

Reel/Frame:	006811/0649			Pages:	32
		Recorded:	12/23/1993
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 25

1

Patent #:	4051683	Issue Dt:		Application #:	05700600	Filing Dt:
Title:

2

Patent #:	4160614	Issue Dt:	07/10/1979	Application #:	05889409	Filing Dt:	03/23/1978
Title:	EXPANSION SHELL ASSEMBLY AND METHOD FOR COMBINING RESIN BONDING AND MECHANICAL ANCHORING OF A BOLT IN A ROCK FORMATION

3

Patent #:	4419805	Issue Dt:	12/13/1983	Application #:	06209134	Filing Dt:	11/21/1980
Title:	METHOD FOR COMBINING RESIN BONDING AND MECHANICAL ANCHORING OF A BOLT IN A ROCK FORMATION

4

Patent #:	4413930	Issue Dt:	11/08/1983	Application #:	06238760	Filing Dt:	02/27/1981
Title:	METHOD AND APPARATUS FOR COMBINING RESIN BONDING AND MECHANICAL ANCHORING OF A BOLT IN A ROCK FORMATION

5

Patent #:	4518292	Issue Dt:	05/21/1985	Application #:	06497113	Filing Dt:	07/05/1983
Title:	METHOD AND APPARATUS FOR COMBINING RESIN BONDING AND MECHANICAL ANCHORING OF A BOLT IN A ROCK FORMATION

6

Patent #:	4516885	Issue Dt:	05/14/1985	Application #:	06602204	Filing Dt:	04/19/1984
Title:	METHOD AND APPARATUS FOR COMBINING RESIN BONDING AND MECHANICAL ANCHORING OF A BOLT IN A ROCK FORMATION

7

Patent #:	4601616	Issue Dt:	07/22/1986	Application #:	06711303	Filing Dt:	03/13/1985
Title:	ROOF SUPPORT SYSTEM FOR A MINE AND THE METHOD AND TOOLING FOR PROVIDING THE SAME

8

Patent #:	4679966	Issue Dt:	07/14/1987	Application #:	06908163	Filing Dt:	09/17/1986
Title:	ROOF BOLT APPARATUS WITH EXPANSION SHELL AND COUPLING

9

Patent #:	4678374	Issue Dt:	07/07/1987	Application #:	06908338	Filing Dt:	09/17/1986
Title:	ROOF BOLT WITH EXPANSION SHELL AND THREADED NUT

10

Patent #:	4784531	Issue Dt:	11/15/1988	Application #:	07056581	Filing Dt:	05/29/1987
Title:	BENDABLE ROOF BOLT WITHOUT NOTCH

11

Patent #:	4861197	Issue Dt:	08/29/1989	Application #:	07062729	Filing Dt:	06/15/1987
Title:	ROOF BOLT SYSTEM

12

Patent #:	4865489	Issue Dt:	09/12/1989	Application #:	07229699	Filing Dt:	08/08/1988
Title:	MINE ROOF ANCHOR HAVING ADJUSTABLE RESIN RETAINING WASHER

13

Patent #:	4934873	Issue Dt:	06/19/1990	Application #:	07229705	Filing Dt:	08/08/1988
Title:	MINE ROOF SUPPORT UTILIZING ROOF ANCHORS HAVING EYE-BOLT HEADS

14

Patent #:	4861198	Issue Dt:	08/29/1989	Application #:	07275205	Filing Dt:	11/22/1988
Title:	EXPANSION ASSEMBLY FOR MINE ROOF BOLTS

15

Patent #:	5009549	Issue Dt:	04/23/1991	Application #:	07363274	Filing Dt:	05/22/1989
Title:	EXPANSION ASSEMBLY FOR MINE ROOF BOLTS

16

Patent #:	4904123	Issue Dt:	02/27/1990	Application #:	07367553	Filing Dt:	06/19/1989
Title:	EXPANSION ASSEMBLY FOR MINE ROOF BOLTS UTILIZED IN SMALL DIAMETER BORE HOLES

17

Patent #:	5082339	Issue Dt:	01/21/1992	Application #:	07377405	Filing Dt:	07/10/1989
Title:	OPTICAL READ-WRITE HEAD WITH DIFRACTION GRATING STRUCTURE

18

Patent #:	4969778	Issue Dt:	11/13/1990	Application #:	07429752	Filing Dt:	10/30/1989
Title:	EXPANSION ASSEMBLY FOR MINE ROOF BOLTS UTILIZED IN SMALL DIAMETER BORE HOLES

19

Patent #:	5184293	Issue Dt:	02/02/1993	Application #:	07497981	Filing Dt:	03/23/1990
Title:	APPARATUS FORMAUTOMATIC DEPTH CONTROL FOR EARTH MOVING AND GRADING

20

Patent #:	5076733	Issue Dt:	12/31/1991	Application #:	07519009	Filing Dt:	05/04/1990
Title:	MINE ROOF ANCHOR ASSEMBLY HAVING AN EXPANSION SHELL ASSEMBLY WITH A FRICTION REDUCING MEANS

21

Patent #:	5064312	Issue Dt:	11/12/1991	Application #:	07559154	Filing Dt:	07/24/1990
Title:	DELAY STOPPER FOR A MINE ROOF ANCHOR AND METHOD OF MANUFACTURE THEREOF

22

Patent #:	5078547	Issue Dt:	01/07/1992	Application #:	07609882	Filing Dt:	11/06/1990
Title:	EXPANSION ASSEMBLY FOR MINE ROOF BOLTS

23

Patent #:	5244314	Issue Dt:	09/14/1993	Application #:	07722125	Filing Dt:	06/27/1991
Title:	EXPANSION ASSEMBLY

24

Patent #:	5181800	Issue Dt:	01/26/1993	Application #:	07813943	Filing Dt:	12/24/1991
Title:	MINE ROOF ANCHOR HAVING ADJUSTABLE RESIN RETAINING WASHER

25

Patent #:	5302056	Issue Dt:	04/12/1994	Application #:	07962255	Filing Dt:	10/16/1992
Title:	METHOD AND APPARATUS FOR SUPPORTING A MINE ROOF

Assignors

1

FRANK CALANDRA, INC.

Exec Dt:

10/01/1993

2

JENNMAR CORPORATION

Exec Dt:

10/01/1993

3

JENNMAR CORPORATION OF ILLINOIS, INC.

Exec Dt:

10/01/1993

4

JENNMAR OF KENTUCKY, INC.

Exec Dt:

10/01/1993

5

JENNMAR CORPORATION OF TENNESSEE, INC.

Exec Dt:

10/01/1993

6

JENNMAR CORPORATION OF UTAH, INC.

Exec Dt:

10/01/1993

7

JENNMAR CORPORATION OF VIRGINIA, INC.

Exec Dt:

10/01/1993

8

JENNMAR CORPORATION OF WEST VIRGINIA, INC.

Exec Dt:

10/01/1993

9

STEEL WORKS CORP., THE

Exec Dt:

10/01/1993

10

MARJENN TRUCKING COMPANY

Exec Dt:

10/01/1993

Assignee

1

PNC BANK, NATIONAL ASSOCIATION

FIFTH AVENUE & WOOD STREET

PITTSBURGH, PENNSYLVANIA 15265

Correspondence name and address
	BUCHANAN INGERSOLL, P.C.
	PAUL A. BECK
	600 GRANT STREET, 56TH FLOOR
	PITTSBURGH, PENNSYLVANIA 15219

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