Patent Assignment Assignor Details
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Assignor Name :
CHIANG, CHEN-CHOU
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Total Assignments:
11
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Assignment:
1
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| Reel/Frame: | 006638/0717 | |
| Pages: | 5 |
| | Recorded: | 08/24/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| LEGAL - PATENTS 1007 MARKET STREET WILMINGTON, DE 19898 |
| DELAWARE |
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NONE
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08093703
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Correspondence name and address
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EARL L. HANDLEY
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E.I. DU PONT DE NEMOURS COMPNAY
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LEGAL - PATENTS
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1007 MARKET STREET
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WILMINGTON, DE 19898
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Assignment:
2
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| Reel/Frame: | 009337/0286 | |
| Pages: | 4 |
| | Recorded: | 07/22/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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NONE
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08806912
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Correspondence name and address
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TITUS & MCCONOMY LLP
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THOMAS C. WETTACH
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20TH FLOOR
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FOUR GATEWAY CENTER
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PITTSBURGH, PA 15222
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Assignment:
3
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| Reel/Frame: | 013166/0882 | |
| Pages: | 2 |
| | Recorded: | 07/29/2002 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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NONE
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10207585
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET
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15TH FLOOR
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PITTSBURGH, PA 15222
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Assignment:
4
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| Reel/Frame: | 013181/0949 | |
| Pages: | 2 |
| | Recorded: | 08/06/2002 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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NONE
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10213580
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET, 15TH FLOOR
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PITTSBURG, PA 15222
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Assignment:
5
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| Reel/Frame: | 013329/0321 | |
| Pages: | 2 |
| | Recorded: | 09/25/2002 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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NONE
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10213580
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET, 15TH FLOOR
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PITTSBURGH, PA 15222
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Assignment:
6
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| Reel/Frame: | 013965/0485 | |
| Pages: | 2 |
| | Recorded: | 04/11/2003 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 15205 |
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10412180
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET, 15TH FLOOR
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PITTSBURGH, PA 15222
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Assignment:
7
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| Reel/Frame: | 013977/0763 | |
| Pages: | 5 |
| | Recorded: | 04/11/2003 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 125205 |
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10411900
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET, 15TH FLOOR
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PITTSBURGH, PA 15222
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Assignment:
8
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| Reel/Frame: | 013981/0445 | |
| Pages: | 2 |
| | Recorded: | 04/11/2003 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 500 CALGON CARBON DRIVE |
| PITTSBURGH, PENNSYLVANIA 125205 |
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Pat #
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10412502
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Correspondence name and address
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COHEN & GRIGSBY, P.C.
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CHRISTINE W. TREBILCOCK
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11 STANWIX STREET, 15TH FLOOR
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PITTSBURGH, PA 15222
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Assignment:
9
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| Reel/Frame: | 016934/0742 | |
| Pages: | 5 |
| | Recorded: | 08/30/2005 | | |
| Attorney Dkt #: | 242844us |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignees
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| 400 CALGON CARBON DRIVE |
| P.O. BOX 717 |
| PITTSBURGH, PENNSYLVANIA 15230 |
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| ROUTE ES JEUNES |
| 1, CH-1211 |
| GENEVE 8, SWITZERLAND |
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Pat #
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11115359
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Correspondence name and address
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OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
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1940 DUKE STREET
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ALEXANDRIA, VA 22314
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Assignment:
10
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| Reel/Frame: | 018995/0356 | |
| Pages: | 4 |
| | Recorded: | 03/12/2007 | | |
| Attorney Dkt #: | 242844US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignees
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| P.O. BOX 717, 400 CALGON CARBON DRIVE, |
| PITTSBURGH, PENNSYLVANIA 15230 |
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| ROUTE ES JEUNES, 1. CH-1211 |
| GENEVE, SWITZERLAND |
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11115359
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Correspondence name and address
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OBLON, SPIVAK, ET AL.
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1940 DUKE STREET
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ALEXANDRIA, VA 22314
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Assignment:
11
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| Reel/Frame: | 025850/0320 | |
| Pages: | 14 |
| | Recorded: | 02/23/2011 | | |
| Attorney Dkt #: | CGL07/0046US01 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 15407 MCGINTY ROAD WEST |
| WAYZATA, MINNESOTA 55391 |
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12992843
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Correspondence name and address
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GIRISH IYER
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15407 MCGINTY ROAD WEST
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MS 24
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WAYZATA, MN 55391
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05/25/2024 11:10 PM
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