Patent
   D539882
Priority
Sep 28 2005
Filed
Sep 28 2005
Issued
Apr 03 2007
Expiry
Apr 03 2021
Assg.orig
Entity
unknown
8
13
n/a
The ornamental design for a heat pump, as shown and described.

FIG. 1 is a front perspective view of a heat pump showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Li, Gang

Patent Priority Assignee Title
D574072, Oct 24 2007 3M Innovative Properties Company Room air purifier
D787034, Oct 12 2015 Oval shaped condenser unit
D835766, Nov 10 2017 XIAMEN AIRPPLE ELECTRONIC INDUSTRY CO., LTD. Air purifier
D836760, Nov 17 2016 BLUEAIR AB Air cleaner
D890905, Mar 01 2019 Lasko Operation Holdings, LLC Air purifier
D905220, Feb 28 2019 Lasko Operation Holdings, LLC Air purifier
D923774, Feb 20 2019 LG Electronics Inc Movable fan
D978305, Apr 28 2021 Heat pump
Patent Priority Assignee Title
3722845,
4261418, Dec 12 1979 YORK-LUXAIRE, INC , A CORP OF DE Outdoor coil unit for heat pump
219449,
D244293, May 19 1975 Fedders Corporation Air conditioner condenser cover
D299528, Jul 21 1986 AMERICAN STANDARD INTERNATIONAL INC Outdoor heat exchanger cabinet for an air conditioning unit
D306642, Feb 29 1988 Carrier Corporation Housing for an outdoor coil of an air conditioning system
D353883, Dec 22 1993 F F Seeley Nominees Pty Ltd. Evaporative cooler cabinet
D434480, Dec 29 1999 Carrier Corporation Air conditioner condenser housing
D449094, Dec 29 1999 Carrier Corporation Housing for an air conditioner condenser
D454186, Dec 29 1999 Carrier Corporation Air conditioner condenser housing
D454388, May 10 2001 Trane International Inc Outdoor heat exchanger cabinet for an air conditioning unit
D503784, Jun 07 2004 York International Corporation Outdoor unit housing for an air conditioning system
D513528, Jun 07 2004 York International Corporation Outdoor unit housing for an air conditioning system
////////////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 28 2005H-Tech, Inc.(assignment on the face of the patent)
Jan 10 2006LI, GANGH-TECH, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0170520881 pdf
Apr 18 2006GRIFFIN, MR JOHNH-TECH, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0180450217 pdf
Apr 18 2006GRIFFIN, MR RONALD H H-TECH, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0180450249 pdf
Jun 16 2006SCHARDT, DAVID L H-TECH, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0178550720 pdf
Jun 19 2006SHINKAREV, VITALYH-TECH, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0178550722 pdf
Dec 19 2007H-TECH, INC HAYWARD INDUSTRIES, INC MERGER SEE DOCUMENT FOR DETAILS 0203620622 pdf
Aug 04 2017HAYWARD INDUSTRIES, INC BANK OF AMERICA, N A , AS COLLATERAL AGENTFIRST LIEN PATENT SECURITY AGREEMENT0437960407 pdf
Aug 04 2017HAYWARD INDUSTRIES, INC BANK OF AMERICA, N A , AS COLLATERAL AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0438120694 pdf
Aug 04 2017HAYWARD INDUSTRIES, INC BANK OF AMERICA, N A , AS COLLATERAL AGENTSECOND LIEN PATENT SECURITY AGREEMENT0437900558 pdf
Mar 19 2021BANK OF AMERICA, N A , AS COLLATERAL AGENTHAYWARD INDUSTRIES, INC RELEASE OF PATENT SECURITY INTEREST SECOND LIEN 0561220218 pdf
Mar 19 2021BANK OF AMERICA, N A , AS COLLATERAL AGENTGSG HOLDINGS, INC RELEASE OF PATENT SECURITY INTEREST SECOND LIEN 0561220218 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule