Safety hooks for construction machinery

Sonerud De

Patent Grant D868845

U.S. patent number D868,845 [Application Number 35/504,767] was granted by the patent office on 2019-12-03 for safety hooks for construction machinery. This patent grant is currently assigned to OILQUICK AB. The grantee listed for this patent is OILQUICK AB. Invention is credited to Ake Sonerud.


United States Patent D868,845
Sonerud December 3, 2019

Safety hooks for construction machinery

Claims

CLAIM The ornamental design for safety hooks for construction machinery, as shown and described.
Inventors: Sonerud; Ake (Hudiksvall, SE)
Applicant:
Name City State Country Type

OILQUICK AB

Hudiksvall

N/A

SE
Assignee: OILQUICK AB (Hudiksvall, SE)
Appl. No.: 35/504,767
Filed: October 18, 2017

International Registration

Int'l Reg. No. Int'l Reg. Date Int'l Reg.
Publication Date
Hague Int'l
Filing Date
DM/098783 Oct 18, 2017 Apr 20, 2018 Oct 18, 2017


Foreign Application Priority Data

May 10, 2017 [EM] 003994235
Current U.S. Class: D15/28
Current International Class: 1503
Field of Search: ;D15/10,17,28,32,22-25 ;172/311,456,248,272,439,443 ;414/272,439

References Cited [Referenced By]

U.S. Patent Documents
3977698 August 1976 von Allworden
D272069 January 1984 Larsson
D272070 January 1984 Larsson
D272250 January 1984 Larsson
4480955 November 1984 Andrews
D299239 January 1989 Henningsen
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5332353 July 1994 Arnold
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D782545 March 2017 Forth
D821451 June 2018 Paterson
D823902 July 2018 Paterson
D824430 July 2018 Sivinski
2006/0101953 May 2006 Sonerud
Primary Examiner: Chilcot; Richard E
Attorney, Agent or Firm: Buchanan Ingersoll & Rooney PC

Description



1. Safety hooks for construction machinery

Fig. 1.1 is a top front right perspective view of the safety hooks; fig. 1.2 is a top front left perspective view of the safety hooks; fig. 1.3 is a top rear right perspective view of the safety hooks; fig. 1.4 is a bottom front right perspective view of the safety hooks; fig. 1.5 is a right side view of the safety hooks; fig. 1.6 is a bottom view of the safety hooks; fig. 1.7 is a front view of the safety hooks; the broken lines in the drawings, which indicate a hydraulic device for changing work tools, such as buckets of an excavator, are only for illustrative purposes and only indicate environmental subject matter to which the safety hooks are attached and form no part of the design.

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Patent Diagrams and Documents

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