Patent
   D684599
Priority
May 10 2012
Filed
Nov 08 2012
Issued
Jun 18 2013
Expiry
Jun 18 2027
Assg.orig
Entity
unknown
43
16
n/a
We claim the ornamental design for a hydraulic excavator, as shown.

FIG. 1 is a front, top and right side perspective view of a hydraulic excavator showing our 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.

Sasaki, Katsuhiro, Saito, Akira, Hagura, Shigehisa, Miyata, Tomoyuki, Hiraoka, Kazuhiko, Tanaka, Tomoyuki, Irino, Teruo, Urase, Kohei

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Oct 18 2012HIRAOKA, KAZUHIKOHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 18 2012HAGURA, SHIGEHISAHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 18 2012MIYATA, TOMOYUKIHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 19 2012SAITO, AKIRAHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 25 2012IRINO, TERUOHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 25 2012TANAKA, TOMOYUKIHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 25 2012SASAKI, KATSUHIROHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Oct 25 2012URASE, KOHEIHITACHI CONSTRUCTION MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293420974 pdf
Nov 08 2012Hitachi Construction Machinery Co., Ltd.(assignment on the face of the patent)
Feb 01 2017HITACHI CONSTRUCTION MACHINERY CO , LTD HITACHI CONSTRUCTION MACHINERY TIERRA CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0418070804 pdf
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