Patent
   D334420
Priority
May 14 1991
Filed
May 14 1991
Issued
Mar 30 1993
Expiry
Mar 30 2007
Assg.orig
Entity
unknown
76
16
n/a
The ornamental design for a chemical detergent block, as shown and described.

FIG. 1 is a perspective view of a chemical block showing our new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a side elevational view thereof all other sides are mirror images of that shown.

The bottom is flat and unornamented.

Gladfelter, Elizabeth J., Outlaw, Tina O., Boche, Daniel K., Copeland, James L., Schulz, Rhonda K., Peterson, Jeff W.

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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 09 1991GLADFELTER, ELIZABETH J Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 09 1991OUTLAW, TINA O Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 09 1991COPELAND, JAMES L Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 09 1991SCHULZ, RHONDA K Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 09 1991BOCHE, DANIEL K Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 09 1991PETERSON, JEFF W Ecolab IncASSIGNMENT OF ASSIGNORS INTEREST 0057050185 pdf
May 14 1991Ecolab Inc.(assignment on the face of the patent)
Jan 01 2009ECOLAB, INC Ecolab USA IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0567930765 pdf
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