Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
CHANG, ROBERT W. H.
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Total Assignments:
5
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Assignment:
1
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| Reel/Frame: | 004152/0414 | |
| Pages: | 1 |
| | Recorded: | 07/11/1983 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| ST. PAUL, MINNESOTA 55133 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06512642
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Correspondence name and address
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ATTN: ROBERT W. HOKE, II
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OFFICE OF PATENT COUNSEL/3M
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P. O. BOX 33427
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ST. PAUL, MN 55133
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Assignment:
2
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| Reel/Frame: | 004582/0902 | |
| Pages: | 1 |
| | Recorded: | 07/18/1986 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF DE. |
| ST. PAUL, MINNESOTA |
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Pat #
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Intl #
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App #
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NONE
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06887799
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Correspondence name and address
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MARK A. LITMAN
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OFFICE OF PATENT COUNSEL3/M
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P. O. BOX 33427
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ST. PAUL, MN 55133
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Assignment:
3
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| Reel/Frame: | 004626/0211 | |
| Pages: | 1 |
| | Recorded: | 10/30/1986 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF DE |
| SAINT PAUL, MINNESOTA |
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Pat #
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Intl #
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App #
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NONE
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06925828
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Correspondence name and address
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MARK A. LITMAN
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OFC. OF PATENT COUNSEL/3M
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P. O. BOX 33427
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ST. PAUL, MN 55133
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Assignment:
4
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| Reel/Frame: | 004733/0344 | |
| Pages: | 1 |
| | Recorded: | 06/22/1987 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07064862
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Correspondence name and address
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MARK A. LITMAN
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OFFICE OF PATENT COUNSEL/3M
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P. O. BOX 33427
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ST. PAUL, MN 55133
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Assignment:
5
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| Reel/Frame: | 004840/0628 | |
| Pages: | 1 |
| | Recorded: | 02/25/1988 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07160135
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Correspondence name and address
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MARK A. LITMAN
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OFFICE OF PATENT COUNSEL/3M
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P. O. BOX 33427
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ST. PAUL, MN 55133
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05/10/2024 07:35 AM
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