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Patent Assignment Assignor Details
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Assignor Name : SPEICHER, DAVID W.
Total Assignments: 8
Assignment: 1
Reel/Frame:004730/0481   Pages: 2
Recorded: 05/03/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/01/1985
2
Exec Dt:
05/01/1985
3
Exec Dt:
05/01/1985
Assignee
1
451 COLLEGE STREET
NEW HAVEN, CONNECTICUT 06520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06730776
Correspondence name and address
OSTROLENK, FABER, GERB & SOFFEN
260 MADISON AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004751/0019   Pages: 1
Recorded: 05/03/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/01/1985
2
Exec Dt:
05/01/1985
3
Exec Dt:
05/01/1985
Assignee
1
451 COLLEGE STREET
A CORP. OF CT
NEW HAVEN, CONNECTICUT 06520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06730776
Correspondence name and address
OSTROLENK, FABER, GERB & SOFFEN
260 MADISON AVE.
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:011028/0946   Pages: 3
Recorded: 08/21/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/11/2000
2
Exec Dt:
07/11/2000
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09541520
Correspondence name and address
BANNER & WITCOFF, LTD.
DALE H. HOSCHEIT, ESQ.
11TH FLOOR
1001 G STREET, N.W.
WASHINGTON, DC 20001-4597
Assignment: 4
Reel/Frame:040745/0193   Pages: 3
Recorded: 12/22/2016
Attorney Dkt #:WST125USA AND WST125D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/21/2011
2
Exec Dt:
04/21/2011
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
13397442
 
15386714
Correspondence name and address
COLLEEN M. SCHALLER
350 SENTRY PARKWAY, BLDG 620
STE 210
BLUE BELL, PA 19422
Assignment: 5
Reel/Frame:046015/0106   Pages: 3
Recorded: 06/07/2018
Attorney Dkt #:WST125D1C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/21/2011
2
Exec Dt:
04/21/2011
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15952379
Correspondence name and address
HOWSON & HOWSON LLP
350 SENTRY PARKWAY
BUILDING 620, SUITE 210
BLUE BELL, PA 19422
Assignment: 6
Reel/Frame:043936/0516   Pages: 6
Recorded: 10/24/2017
Attorney Dkt #:WST136USA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/11/2013
2
Exec Dt:
04/01/2013
3
Exec Dt:
03/06/2013
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14045452
Correspondence name and address
COLLEEN SCHALLER
350 SENTRY PARKWAY
STE 210
BLUE BELL, PA 19422
Assignment: 7
Reel/Frame:044834/0510   Pages: 6
Recorded: 02/05/2018
Attorney Dkt #:WST136D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/11/2013
2
Exec Dt:
04/01/2013
3
Exec Dt:
03/06/2013
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15884691
Correspondence name and address
HOWSON & HOWSON LLP
350 SENTRY PARKWAY
BUILDING 620, SUITE 210
BLUE BELL, PA 19422
Assignment: 8
Reel/Frame:049575/0509   Pages: 5
Recorded: 06/25/2019
Attorney Dkt #:WST136C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/11/2013
2
Exec Dt:
04/01/2013
3
Exec Dt:
03/06/2013
Assignee
1
3601 SPRUCE STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16450602
Correspondence name and address
HOWSON & HOWSON LLP
350 SENTRY PARKWAY
BLDG 620, SUITE 210
BLUE BELL, PA 19422

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