Patent
   D303711
Priority
Feb 03 1987
Filed
Feb 03 1987
Issued
Sep 26 1989
Expiry
Sep 26 2003
Assg.orig
Entity
unknown
10
3
n/a
The ornamental design for a culture tray, as shown.

FIG. 1 is an perspective view of a culture tray showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an end elevational view thereof; and

FIG. 6 is an end elevational view thereof opposite that shown in FIG. 5.

Ward, Jr., N. Robert, DesRosier, John P.

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Patent Priority Assignee Title
4495289, Mar 17 1981 Data Packaging Corporation Tissue culture cluster dish
4657867, Nov 01 1984 Becton, Dickinson and Company Multiwell tissue culture assembly with features for reduced media evaporation
4673651, Mar 15 1985 Multi-cell tray
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 29 1987DES ROSIER, JOHN P BIOCONTROL SYSTEMS, INC , A CORP OF DE ASSIGNMENT OF ASSIGNORS INTEREST 0046660501 pdf
Jan 29 1987WARD, N ROBERT JR BIOCONTROL SYSTEMS, INC , A CORP OF DE ASSIGNMENT OF ASSIGNORS INTEREST 0046660501 pdf
Feb 03 1987BioControl Systems, Inc.(assignment on the face of the patent)
Jan 27 2000BIOCONTROL SYSTEMS, INC U S BANK NATIONAL ASSOCIATIONSECURITY AGREEMENT0106760316 pdf
May 27 2005BIOCONTROL SYSTEMS, INC PUGET SOUND BANKSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0162900595 pdf
Aug 23 2007U S BANK NATIONAL ASSOCIATIONBIOCONTROL SYSTEMS, INC RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0197440085 pdf
Aug 30 2007BIOCONTROL SYSTEMS INC PUGET SOUND BANKSECURITY AGREEMENT0197670787 pdf
Nov 02 2016PUGET SOUND BANKBIOCONTROL SYSTEMS INC ,RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0402140048 pdf
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