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The ornamental design of a filter regulator unit, as shown and described. |
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FIG. 1 is a front perspective view of a filter regulator unit showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a back elevational view thereof opposite to that shown in FIG. 2;
FIG. 4 is a side elevational view thereof, the opposite side being a mirror image thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Kleffmann, Jan, Thallemer, Axel
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 29 1997 | Festo KG | Festo AG & Co | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 009245 | /0463 | |
| Sep 26 1997 | THALLEMER, AXEL | Festo AG & Co | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008767 | /0582 | |
| Sep 26 1997 | KLEFFMANN, JAN | Festo AG & Co | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008767 | /0582 | |
| Oct 02 1997 | Festo AG & Co. | (assignment on the face of the patent) | / | |||
| May 08 2008 | Festo AG & Co | FESTO AG & CO KG | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 021281 | /0460 |
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