Patent
   D827589
Priority
Apr 05 2016
Filed
Sep 30 2016
Issued
Sep 04 2018
Expiry
Sep 04 2033
Assg.orig
Entity
unknown
4
31
n/a
The ornamental design for a heat sink, as shown and described.

1., 3.-4. Heat sink

1.1 : Front

1.2 : Back

1.3 : Top

1.4 : Bottom

1.5 : Left

1.6 : Right

1.7 : Top perspective view

1.8 : Bottom perspective view

1.9 : Cross-sectional

3.1 : Front

3.2 : Back

3.3 : Top

3.4 : Bottom

3.5 : Left

3.6 : Right

3.7 : Top perspective view

3.8 : Bottom perspective view

3.9 : Cross-sectional

4.1 : Front

4.2 : Back

4.3 : Top

4.4 : Bottom

4.5 : Left

4.6 : Right

4.7 : Top perspective view

4.8 : Bottom perspective view

4.9 : Cross-sectional

The articles are heat sink for heat release and cooling of electric and electronic equipment, such as television integrated circuits and lighting apparatus; reproduction No. 1.9 is a cross-sectional view sectioned vertically at the center of the right view No. 1.6; reproduction No. 3.9 is a cross-sectional view sectioned vertically at the center of the right view No. 3.6; reproduction No. 4.9 is a cross-sectional view sectioned vertically at the center of the right view No. 4.6.

Bando, Seiji, Moriyama, Hirotake

Patent Priority Assignee Title
D906989, Aug 16 2017 FLUENCE BIOENGINEERING, INC Heat sink for a luminaire
D907592, Aug 16 2017 FLUENCE BIOENGINEERING, INC Heat sink for a luminaire
D953280, Jan 17 2020 Furukawa Electric Co., Ltd Heat sink
ER4185,
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 30 2016Sumitomo Seika Chemicals Co., Ltd.(assignment on the face of the patent)
Apr 10 2017BANDO, SEIJISUMITOMO SEIKA CHEMICALS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425080034 pdf
Apr 10 2017MORIYAMA, HIROTAKESUMITOMO SEIKA CHEMICALS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425080034 pdf
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