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Assignor Name : ECOLAIRE INCORPORATED

Total Assignments: 6

Assignment: 1

Reel/Frame:	004111/0813			Pages:	3
		Recorded:	02/28/1983
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

01/10/1983

Assignee

DRUM-OWEN VALVE COMPANY, A BRITISH CORP.

DANIELS ROAD

NAZARETH, PENNSYLVANIA 18064

Property

Pat #

Pub #

Intl #

App #

3284045

NONE

04449928

Correspondence name and address
	SEIDEL, GONDA, GOLDHAMMER ET AL
	SUITE 600, THREE PENN CENTER PLAZA,
	PHILADELPHIA, PA. 19102

Assignment: 2

Reel/Frame:	004718/0963			Pages:	5
		Recorded:	06/01/1987
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

05/28/1987

Assignee

JOY TECHNOLOGIES INC., 301 GRANT STREET, PITTSBURGH, PA. 15219 A DE. CORP.

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3515370	NONE		04635191	3575392	NONE		04725055	3648990	NONE		04773531
3568763	NONE		04802441	3628776	NONE		04843680	3615076	NONE		04886865
3710856	NONE		05093067	3747673	NONE		05199468	3807987	NONE		05242517
3844588	NONE		05264737	3911067	NONE		05404278	4078027	NONE		05518506
3983192	NONE		05566267	4043775	NONE		05644656	4072253	NONE		05652351
4016927	NONE		05666240	4134450	NONE		05671838	4018588	NONE		05684608
4049240	NONE		05696464	4158527	NONE		05725901	4131270	NONE		05789921
4127310	NONE		05830548	4210202	NONE		05891677	4194671	NONE		05913140
4225289	NONE		05963608	4214883	NONE		06011479	4252182	NONE		06022256
4255841	NONE		06068022	4236575	NONE		06078619	4320566	NONE		06155342
4344480	NONE		06163543	4367792	NONE		06179410	4383546	NONE		06211878

Correspondence name and address
	JOY MANUFACTURING COMPANY
	301 GRANT STREET
	PITTSBURGH, PENNSYLVANIA 15219

Assignment: 3

Reel/Frame:	004749/0032			Pages:	21
		Recorded:	06/30/1987
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

06/26/1987

Assignee

CITIBANK, N.A.

641 LEXINGTON, AVE.

NEW YORK, NEW YORK 10043

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3515370	NONE		04635191	3575392	NONE		04725055	3648990	NONE		04773531
3568763	NONE		04802441	3628776	NONE		04843680	3615076	NONE		04886865
3710856	NONE		05093067	3747673	NONE		05199468	3807987	NONE		05242517
3844588	NONE		05264737	3847373	NONE		05373797	3911067	NONE		05404278
4078027	NONE		05518506	3983192	NONE		05566267	3972348	NONE		05586519
4334550	NONE		05639871	4043775	NONE		05644656	4072253	NONE		05652351
4016927	NONE		05666240	4016927	NONE		05666240	4134450	NONE		05671838
4018588	NONE		05684608	4049240	NONE		05696464	4043534	NONE		05722820
4158527	NONE		05725901	4077432	NONE		05757096	4131270	NONE		05789921
4093245	NONE		05802892	4127310	NONE		05830548	4176673	NONE		05862133
4210202	NONE		05891677	4194671	NONE		05913140	4225289	NONE		05963608
4214883	NONE		06011479	4252182	NONE		06022256	4199898	NONE		06024073
4255841	NONE		06068022	4236575	NONE		06078619	4320566	NONE		06155342
4344480	NONE		06163543	4367792	NONE		06179410	4383546	NONE		06211878
4491144	NONE		06512013	4474205	NONE		06591587	4561472	NONE		06591588

Correspondence name and address
	FISH & NEAVE
	875 THIRD AVE.
	NEW YORK, NY 10022-6250

Assignment: 4

Reel/Frame:	005521/0599			Pages:	5
		Recorded:	11/19/1990
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST.

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

07/24/1990

Assignee

JOY POWER PRODUCTS, INC., A CORP. OF PA

1550 LEHIGH DRIVE,

EASTON,, PENNSYLVANIA 18042

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3844588	NONE		05264737	3847373	NONE		05373797	3911067	NONE		05404278
4078027	NONE		05518506	3983192	NONE		05566267	3972348	NONE		05586519
4334550	NONE		05639871	4016927	NONE		05666240	4134450	NONE		05671838
4043534	NONE		05722820	4077432	NONE		05757096	4131270	NONE		05789921
4093245	NONE		05802892	4176673	NONE		05862133	4210202	NONE		05891677
4194671	NONE		05913140	4214883	NONE		06011479	4252182	NONE		06022256
4199898	NONE		06024073	4255841	NONE		06068022	4236575	NONE		06078619
4320566	NONE		06155342	4344480	NONE		06163543	4367792	NONE		06179410
4491144	NONE		06512013	4474205	NONE		06591587	4561472	NONE		06591588

Correspondence name and address
	JANE G. DAVIS
	ONE OXFORD CENTRE
	301 GRANT STREET
	PITTSBURGH, PA 15219

Assignment: 5

Reel/Frame:	004392/0727			Pages:	26
		Recorded:	04/11/1985
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

00/00/0000

Assignee

CITIBANK,N.A. ,641 LEXINGTON AVENUE,NEW YORK,NEW YORK 10043

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3025697	NONE		03719861	3056576	NONE		03858687	3250132	NONE		04272655
3228667	NONE		04273508	3332774	NONE		04331532	3284045	NONE		04449928
3315738	NONE		04533761	3363678	NONE		04561091	3382918	NONE		04569439
3349841	NONE		04570293	3400755	NONE		04613505	3406749	NONE		04613657
3515370	NONE		04635191	3429371	NONE		04674221	3056577	NONE		04684485
3472315	NONE		04699710	3454184	NONE		04700451	3454086	NONE		04705362
3575392	NONE		04725055	3648990	NONE		04773531	3568763	NONE		04802441
3628776	NONE		04843680	3615076	NONE		04886865	3637188	NONE		05002554
3636971	NONE		05075498	3710856	NONE		05093067	3737188	NONE		05180410
3747673	NONE		05199468	3807787	NONE		05230232	3807987	NONE		05242517
3844588	NONE		05264737	3790131	NONE		05285931	3847373	NONE		05373797
3911067	NONE		05404278	4078027	NONE		05518506	3983192	NONE		05566267
3972348	NONE		05586519	4334550	NONE		05639871	4043775	NONE		05644656
4072253	NONE		05652351	4016027	NONE		05670178	4134450	NONE		05671838
4018588	NONE		05684608	4049240	NONE		05696464	4043534	NONE		05722820
4158527	NONE		05725901	4077432	NONE		05757096	4131270	NONE		05789921
4093245	NONE		05802892	4127310	NONE		05830548	4232182	NONE		05853816
4176673	NONE		05862133	4210202	NONE		05891677	4194671	NONE		05913140
4225289	NONE		05963608	4214883	NONE		06011479	4252182	NONE		06022256
4199898	NONE		06024073	4255841	NONE		06068022	4236575	NONE		06078619
4320566	NONE		06155342	4344480	NONE		06163543	4356487	NONE		06164543
4315490	NONE		06164751	4367792	NONE		06179410	4383546	NONE		06211878
4394139	NONE		06354825	4491144	NONE		06512013	4474205	NONE		06591587

Correspondence name and address
	DANN DORFMAN HERRELL AND SKILLMAN
	1310 THE FIDELITY BUILDING
	PHILADELPHIA,PA 19109

Assignment: 6

Reel/Frame:	004458/0203			Pages:	23
		Recorded:	08/30/1985
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

ECOLAIRE INCORPORATED

Exec Dt:

00/00/0000

Assignee

PHILADELPHIA NATIONAL BANK, THE, BROAD AND CHESTNUT STREETS, PHILADELPHIA, PA. 19101

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
3400775	NONE		04520598	3382918	NONE		04569439	3406749	NONE		04613657
3515370	NONE		04635191	3429371	NONE		04674221	3472315	NONE		04699710
3454184	NONE		04700451	3454086	NONE		04705362	3575392	NONE		04725055
3648990	NONE		04773531	3568763	NONE		04802441	3628776	NONE		04843680
3615076	NONE		04886865	3637188	NONE		05002554	3636971	NONE		05075498
3710856	NONE		05093067	3737188	NONE		05180410	3747673	NONE		05199468
3807787	NONE		05230232	3807987	NONE		05242517	3844588	NONE		05264737
3790131	NONE		05285931	3847373	NONE		05373797	3911067	NONE		05404278
4078027	NONE		05518506	3983192	NONE		05566267	3972348	NONE		05586519
4043775	NONE		05644656	4072253	NONE		05652351	4016027	NONE		05670178
4134450	NONE		05671838	4018588	NONE		05684608	4049240	NONE		05696464
4043534	NONE		05722820	4158527	NONE		05725901	4077432	NONE		05757096
4131270	NONE		05789921	4093245	NONE		05802892	4127310	NONE		05830548
4232182	NONE		05853816	4176673	NONE		05862133	4210202	NONE		05891677
4194671	NONE		05913140	4225289	NONE		05963608	4214883	NONE		06011479
4252182	NONE		06022256	4199898	NONE		06024073	4255841	NONE		06068022
4236575	NONE		06078619	4320566	NONE		06155342	4344480	NONE		06163543
4356487	NONE		06164543	4315490	NONE		06164751	4344550	NONE		06166203
4367792	NONE		06179410	4383546	NONE		06211878	4394139	NONE		06354825
4491144	NONE		06512013	4474205	NONE		06591587

Correspondence name and address
	DANN, DORFMAN HERRELL AND SKILLMAN
	1310 THE FIDELITY BUILDING
	PHILADELPHIA, PA. 19109

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