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Patent
   D302019
Priority
Mar 08 1988
Filed
Sep 06 1988
Issued
Jul 04 1989
Expiry
Jul 04 2003
Inventors
Dehlen, Be…
Assg.orig
Trelleborg…
Assg.curr
Svedala Tr…
Entity
unknown
Referenced by
29
References
10
Maint.:
n/a
The ornamental design for a screen element for screening machines, as shown.

FIG. 1 is a top perspective view of a screen element for screening machines showing my new design; and

FIG. 2 is a bottom perspective view thereof.
INVENTORS:

Dehlen, Bengt L. A.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
6214217, Jan 31 2000 Skimmer screen for a swimming pool
6957741, Aug 07 2001 MANFRED FREISSLE REVOCABLE TRUST Screening arrangement
7063214, Feb 04 2003 VARCO I P, INC Interlocking screens for vibratory separators
7240801, Aug 07 2001 MANFRED FREISSLE REVOCABLE TRUST U A D APRIL 21, 2009 Screening arrangement
7273151, Apr 26 1999 WEIR SLURRY GROUP, INC Sieve bed for a sifting machine
7604127, Aug 07 2001 MANFRED FREISSLE REVOCABLE TRUST U A D APRIL 21, 2009 Screening arrangement
7621406, Aug 07 2001 Polydeck Screen Corporation Conversion kit for particulate screening system and related implementation methods
8025153, Aug 07 2001 MANFRED FREISSLE REVOCABLE TRUST U A D APRIL 21, 2009 Screening arrangement
D353476, Sep 17 1993 Rock separator
D366040, Apr 30 1993 VARCO I P, INC Screen
D367972, Apr 04 1995 LUXOTTICA LEASING S P A Eyewear products display tray
D377656, Apr 30 1993 TUBSCOPE I P INC Screen
D445437, Apr 26 2000 U S BANK NATIONAL ASSOCIATION Screen panel
D581487, Aug 01 2007 Neoperl GmbH Flat flow regulator
D595811, Feb 11 2008 Neoperl GmbH Frictionally engaged flat flow regulatory attachment
D632518, Dec 30 2002 Whirlpool Corporation Wall cabinet
D720837, May 13 2014 Drain cover
D721424, May 13 2014 Drain cover
D721795, May 13 2014 Drain cover
D722139, May 13 2014 Drain cover
D722365, May 12 2014 Drain cover
D723190, Jan 17 2012 Yamaha Corporation Sound control panel
D728750, Nov 29 2013 Mitsubishi Chemical Corporation Well plate
D739049, Jan 17 2012 Yamaha Corporation Sound control panel
D745073, Apr 26 2013 Sandvik Intellectual Property AB Screening media
D822734, Apr 26 2013 Sandvik Intellectual Property AB Screening media
D932456, Jun 12 2019 Amazon Technologies, Inc. Electronic device
D944167, Sep 20 2019 CANOO TECHNOLOGIES INC In-vehicle accessory attachment board
D968957, Sep 16 2020 DIGI-KEY CORPORATION Tray for transporting and storing electronic components
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3193098,
3980555, Aug 24 1973 Screenex Wire Weaving Manufacturers Limited Replacable screen with frame
4141821, May 21 1976 Firma Steinhaus GmbH Screening deck assembly
4219412, Apr 07 1977 N. Greening Limited Screening machines
4486302, Oct 13 1980 Aktieselskabet Nordiske Kabel- og Traadfabriker Screen
4661245, Dec 09 1982 Ludowici Mineral Processing Equipment PTY LTD Screening system
DE2754374,
DE2924571,
SE208470,
WO8402290,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 06 1988Trelleborg AB(assignment on the face of the patent)
Sep 08 1988DEHLEN, BENGT LARS ARNETRELLEBORG AB, TRELLEBORG A CORP OF SWEDENASSIGNMENT OF ASSIGNORS INTEREST 0049590169 pdf
Mar 10 1998Trelleborg ABSvedala Trellex ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0090640581 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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