Patent Assignment Assignor Details
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Assignor Name :
RITZEMA, KENNETH J.
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Total Assignments:
2
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Assignment:
1
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| Reel/Frame: | 009140/0089 | |
| Pages: | 3 |
| | Recorded: | 04/20/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 5141 - 36TH STREET, S.E. |
| GRAND RAPIDS, MICHIGAN 49512 |
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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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09003983
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Correspondence name and address
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RADER, FISHMAN, GRAUER & MCGARRY
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JOHN E. MCGARRY
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171 MONROE AVENUE, NW, STE. 600
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GRAND RAPIDS, MI 49503
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Assignment:
2
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| Reel/Frame: | 011942/0276 | |
| Pages: | 6 |
| | Recorded: | 06/28/2001 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 2030 DOW CENTER |
| MIDLAND, MICHIGAN 48674 |
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Pat #
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Intl #
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App #
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09826477
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Correspondence name and address
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DOBRUSIN DARDEN THENNISCH & LORENZ PC
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ERIC M. DOBRUSIN
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401 S. OLD WOODWARD AVENUE, SUITE 311
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BIRMINGHAM, MI 48009
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