Patent
   D257057
Priority
Aug 15 1977
Filed
Aug 15 1977
Issued
Sep 23 1980
Expiry
Sep 23 1994
Assg.orig
Entity
unknown
13
3
n/a
The ornamental design for a pipe test cap, substantially as shown and described.

FIG. 1 is a prospective view showing the top and a side wall of a pipe test cap;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a prospective view thereof showing the interior of the bottom and the side not illustrated in FIG. 1;

FIG. 5 is an enlarged partial perspective view corresponding to part of FIG. 1; and

FIG. 6 is an enlarged partial perspective view corresponding to part of FIG. 4.

Logsdon, Duane D.

Patent Priority Assignee Title
D281350, Sep 17 1982 Thread protector for pipes
D300350, Dec 12 1985 CHERNE ACQUISITION INCORPORATED, AN OH CORP Expansible sealing plug for pipelines and the like
D336681, May 31 1990 Mew Pump Corp. Combined pipe coupler and plug
D351458, Apr 24 1992 Norden Pac Development AB End member for a tube
D379851, Apr 12 1996 Cherne Industries Incorporated External sealing cap for pipes
D403752, Jan 14 1998 HART & COOLEY, INC Vent cap
D513983, Mar 14 2005 Erdie End Caps, LLC End cap for a paper tube
D614736, Mar 12 2009 PELICAN WORLDWIDE, INC Fusible cap
D649229, May 04 2010 GLAS AMERICAS LLC Holding tank rinser head
D654151, Aug 31 2010 International Maritime Security Network, LLC Anti-piracy nozzle
D654572, Oct 30 2009 Robbins & Myers Energy Systems L.P.; ROBBINS & MYERS ENERGY SYSTEMS L P Closure
D945262, Dec 20 2019 Overlay cap for bottles
ER296,
Patent Priority Assignee Title
216694,
GB352540,
GB376004,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 28 1983LOGSDON, DUANELSP SPECIALITY PRODUCTS COMPANY, A TX CORP ASSIGNMENT OF ASSIGNORS INTEREST 0042060570 pdf
Sep 27 1993LOGSDON FOUNDATION, THELSP Specialty Products CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0067570041 pdf
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