PTO Wrapper PDF
Dossier Espace Google
Patent
   D629431
Priority
Oct 06 2008
Filed
Mar 23 2009
Issued
Dec 21 2010
Expiry
Dec 21 2024
Inventors
Vincent, M…
Assg.orig
PYROTEK EN…
Assg.curr
PYROTEK EN…
Entity
unknown
Referenced by
6
References
44
Maint.:
n/a
The ornamental design for an extraction head for removing ceramic foam filters, as shown and described.

FIG. 1 is a first perspective view of an extraction head for removing ceramic foam filters;

FIG. 2 is a second perspective view of an extraction head for removing ceramic foam filters;

FIG. 3 is a third perspective view of an extraction head for removing ceramic foam filters;

FIG. 4 is a fourth perspective view of an extraction head for removing ceramic foam filters;

FIG. 5 is a fifth perspective view of an extraction head for removing ceramic foam filters;

FIG. 6 is a top view of an extraction head for removing ceramic foam filters; and,

FIG. 7 is a bottom view of an extraction head for removing ceramic foam filters.
INVENTORS:

Vincent, Mark

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D854920, Sep 12 2017 Gripple Limited Helical anchor with clip
D854921, Sep 12 2017 Gripple Limited Helical anchor
D890325, Jun 12 2018 Offset roller with fins
D942517, Feb 07 2021 Auger drill bit
D943650, Feb 05 2021 Auger drill bit
D944301, Feb 07 2021 Auger drill bit
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2504978,
2577333,
3207242,
330974,
3318182,
3654690,
4504392, Apr 23 1981 CHRISTY REFRACTORIES COMPANY, L L C Apparatus for filtration of molten metal
4593872, May 25 1983 Anchoring device for posts for fences, guard-rails, tents etc.
4688315, May 28 1986 Screw extractor and method of using same
4753562, Jul 26 1985 Kobe Fastener Limited Drill screw
4892429, Aug 03 1987 Roof anchor and stress plate assembly
5282708, Jul 13 1992 Self-tapping screw-type masonry anchor
5358209, Jun 22 1993 Anchoring device
5408788, Aug 27 1993 Hubbell Incorporated Hollow hub helical earth anchor with improved earth penetrating spade/pilot point
5575122, Nov 22 1995 Hubbell Incorporated Earth screw anchor assembly having enhanced penetrating capability
5607261, Nov 29 1995 Hubbell Incorporated Clamshell power installed screw anchor
5718153, Jun 07 1996 Implement to quickly and cleanly remove a cork from a wine bottle
5794727, Oct 25 1996 REMEDIAL CONSTRUCTION SERVICES, L P Earth remediation auger
5820319, Jan 16 1996 Auger bit having a replaceable tip
6032880, Jun 04 1998 Ground spike for a sun umbrella
6168101, Sep 28 1999 PREMARK FEG L L C Stainless steel chopper/mixer-grinder worm having improved resistance to fatting
6321861, Jun 15 1999 Auger
6412235, Sep 08 2000 ENFENETEE GROUP INC Removable screw-type, in-ground anchor device
6817810, Dec 03 2002 Piering device with adjustable helical plate
7309198, Nov 28 2005 ERDELY, KIRBY G Reusable threaded tie down
20040154814,
20080019792,
D294584, Mar 07 1985 Ok-Lica Aps Mixing device for an ice cream machine
D398363, Aug 20 1997 Umbrella anchor
D421532, Jul 22 1996 Beach umbrella anchor
D518286, Oct 25 2004 Luigi Fernando Milone Fixing pointer for beach umbrella
D546167, Jun 09 2005 Anchoring device for securing boats to shore
D549088, Oct 26 2005 Hangman Products, Inc. Self-locating wall fastener
D594041, May 22 2007 Drill head for wall anchor device
DE19721766,
DE202005005708,
EP927568,
GB2330107,
GB2359039,
GB2380236,
GB2428619,
GB593548,
WO2007012795,
WO9312312,
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 23 2009PYROTEK ENGINEERING MATERIALS LIMITED(assignment on the face of the patent)
Apr 29 2009VINCENT, MARKPYROTEK ENGINEERING MATERIALS LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0228960867 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule