USPatentGranted
S

Muffler for a jackhammer

Granted 14 Feb 1995 · no office action yet

Current assignee: Ingersoll-Rand Company · originally Ingersoll Rand

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Inventors: Robert R. Kimberlin · Examiner: A. Hugo Word · AU 294 · TC 2900

Application
Not granted yet
filed 9 Oct 1992
Publication
Not published
not published
Patent· this page
US D355422
granted 14 Feb 1995

Life of the patent

4 dated events
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Description

1 parts
›FIG. 1 is a front view of a…

FIG. 1 is a front view of a muffler for a jackhammer, showing my new design;

FIG. 2 is a also right side view, the opposite side being a mirror image thereof;

FIG. 2 is a also right side view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a top perspective view showing the top, side and front thereof;

FIG. 7 is a side perspective view showing a side and front thereof;

FIG. 8 is a top perspective view showing the top, side and front thereof;

FIG. 9 is a bottom perspective view showing the bottom and back thereof; and,

FIG. 10 is a side perspective view showing the top, side and back thereof.

Elements shown in dotted are environmental only, and form no part of the claimed design.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims

1 · 1 independent · depth 1
1 granted claims

Classifications

1 codes
USPC · US Patent Classification
D15/21

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File wrapper

Pendency
2.3 y
858 days filing → grant
Office actions
0
on the grant's record
Examiner
A. Hugo Word
art unit 294 · TC 2900
Citations: 7 back · 0 forward

Chain of title

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Citations

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