Patent
   D324279
Priority
Aug 21 1989
Filed
Aug 21 1989
Issued
Feb 25 1992
Expiry
Feb 25 2006
Assg.orig
Entity
unknown
13
9
n/a
The ornamental design for a bubble diffuser, as shown and described.

FIG. 1 is a perspective view of a bubble diffuser showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Gross, Peter S.

Patent Priority Assignee Title
D356573, Mar 03 1992 Kaiyo Kogyo Kabushiki Kaisha Pump
D360211, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D361571, Apr 09 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D361572, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D361573, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D361574, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D361575, Apr 19 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D363073, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D363493, Sep 14 1993 Kaiyo Kogyo Kabushiki Kaisha Pump
D537213, Oct 06 2004 Slotted ventilated post for a rear corner of a terrarium
D537214, Oct 06 2004 Slotted ventilated post for a front corner of a terrarium
D834143, Feb 15 2017 Linde Aktiengesellschaft Device for supplying oxygen or other gases to water
D850577, Feb 15 2017 Linde Aktiengesellschaft Device for supplying oxygen or other gases to water
Patent Priority Assignee Title
1956524,
3289847,
3304912,
3314396,
4481905, Jul 01 1983 Aquarium with improved aerator and purifier
4522151, Mar 14 1983 AERAS WATER RESOURCES, INC Aerator
D246109, Mar 23 1976 Fluid filter
D264617, Dec 14 1979 Walter Kidde & Company, Inc. Fire extinguishant discharge nozzle
DE2811943,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 09 1989GROSS, PETER S AEROMIX SYSTEMS, INCORPORATED, A CORP OF MNASSIGNMENT OF ASSIGNORS INTEREST 0051110904 pdf
Aug 21 1989Aeromix Systems, Incorporated(assignment on the face of the patent)
Nov 02 1994Aeromix Systems, IncorporatedTCF BANK SAVINGS FSBSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0071890919 pdf
Nov 02 1994Aeromix Systems, IncorporatedTCF BANK MINNESOTA FSBSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0075050447 pdf
Jul 28 1997Aeromix Systems, IncorporatedBNC NATIONAL BANK OF MINNESOTASECURITY INTEREST SEE DOCUMENT FOR DETAILS 0086280622 pdf
Aug 10 2001Aeromix Systems, IncorporatedANCHOR BANK NATIONAL ASSOCIATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0121030859 pdf
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