Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
Assignor Name :
BIRKHOLZ, RONALD B.
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Total Assignments:
3
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Assignment:
1
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Reel/Frame: | 004926/0813 | |
| Pages: | 1 |
| | Recorded: | 07/22/1988 | | |
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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07223278
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Correspondence name and address
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LELAND D. SCHULTZ
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3M OFFICE OF PATENT COUNSEL
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P. O. BOX 33427
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ST. PAUL, MN 55133-3427
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Assignment:
2
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Reel/Frame: | 005679/0033 | |
| Pages: | 2 |
| | Recorded: | 03/27/1991 | | |
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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07675993
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Correspondence name and address
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3M OFFICE OF INTELLECTUAL PROP. COUNSEL
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ATTN: DAVID L. WEINSTEIN
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P.O. BOX 33427
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ST. PAUL, MN 55133-3427
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Assignment:
3
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Reel/Frame: | 006033/0513 | |
| Pages: | 2 |
| | Recorded: | 02/28/1992 | | |
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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07843513
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Correspondence name and address
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DAVID L. WEINSTEIN
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3M OFFICE OF INTELLECTUAL PROP. COUNSEL
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P.O. BOX 33427
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ST. PAUL, MN 55133-3427
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09/21/2024 09:10 AM
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