PTO Wrapper PDF
Dossier Espace Google
Patent
   D313280
Priority
Feb 20 1989
Filed
Feb 28 1989
Issued
Dec 25 1990
Expiry
Dec 25 2004
Inventors
Mitchell, …
Assg.orig
719097 Ont…
Assg.curr
HENGESTONE…
Entity
unknown
Referenced by
24
References
34
Maint.:
n/a
The ornamental design for a modular block for retaining wall, as shown and described.

FIG. 1 is a front, top perspective view of a modular block for retaining wall showing my new design;

FIG. 2 is a rear, bottom perspective view thereof;

FIG. 3 is a front, top perspective view of a second embodiment of the modular block for retaining wall; and

FIG. 4 is a rear, bottom perspective view of the second embodiment.
INVENTORS:

Mitchell, Brett, Rodenburgh, Raymond, Bryant, Edward

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
6308699, Nov 03 1999 Paving brick template
6347459, Feb 07 2000 Template system for marking bricks
6592301, Aug 19 1999 ANCHOR WALL SYSTEMS, INC Block with multifaceted bottom surface
6682269, Mar 17 2001 ANCHOR WALL SYSTEMS, INC Block with multifaceted bottom surface
6910833, May 23 2001 ANCHOR WALL SYSTEMS, INC Block with multifaceted bottom surface
7090438, Aug 19 1999 ANCHOR WALL SYSTEMS, INC Block with multifaceted bottom surface
7351014, Aug 19 1999 ANCHOR WALL SYSTEMS, INC Block with multifaceted bottom surface
9695596, May 02 2011 Pacific Prebenched Ltd.; PACIFIC PREBENCHED LTD Natural rock panel, natural rock veneer panel and panel support apparatus
D397808, Jul 25 1995 MELLON BANK, N A Landscaping block
D429005, Dec 30 1998 Rothbury International Inc. Block
D479342, Nov 12 2002 KEYSTONE RETAINING WALL SYSTEMS, INC Landscaping block
D587381, Oct 11 2007 Pacific Fence-Crete Ltd. Landscaping block
D653356, Feb 28 2011 Keystone Retaining Wall Systems, Inc. Landscaping block
D796066, Aug 15 2016 Building block
D823479, May 04 2017 PSO-RITE.COM LLC Massager
D833645, Feb 23 2017 GOUDA-TORGERSON BUILDING SYSTEMS LLC Modular mold
D833646, Feb 23 2017 GOUDA-TORGERSON BUILDING SYSTEMS LLC Modular mold
D833647, Feb 23 2017 GOUDA-TORGERSON BUILDING SYSTEMS LLC Modular mold
D862632, Jan 03 2017 Leupold & Stevens, Inc. Throw lever for an optical aiming device
D879989, Oct 24 2019 PSO-RITE COM LLC Massager
D928336, Jul 08 2020 PSO-RITE COM LLC Massager
D928337, Sep 17 2020 PSO-RITE COM LLC Massager
D971757, Dec 19 2019 3M Innovative Properties Company Mounting location marker
ER5089,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1431530,
1543635,
1773579,
1787200,
1833442,
1907053,
2094167,
2154213,
2158943,
2197960,
2371201,
2433253,
2972870,
3635459,
3877236,
4190384, Apr 30 1975 Concrete construction element system for erecting plant accommodating walls
4193718, Jul 11 1977 SF-Vollverbundstein-Kooperation GmbH Earth retaining wall of vertically stacked chevron shaped concrete blocks
4278364, Aug 23 1979 Retaining ties
4314431, Dec 31 1979 S & M Block System of U.S. Corporation Mortar-less interlocking building block system
4490075, Aug 16 1982 JAGNA LIMITED Retaining wall system
4512685, Sep 08 1981 Ameron, Inc. Mortarless retaining-wall system and components thereof
4524551, Mar 10 1981 Construction units for the erection of walls and method of utilization
4711606, Feb 18 1985 SF-Vollverbundstein-Kooperation GmbH Shaped (concrete) block for retaining walls and also a retaining wall
CA1116422,
CA1182295,
CA51313,
CA57035,
CA941626,
198129,
D279030, Jun 24 1982 Rothbury Investments Limited Header for cribbing
D280024, Jun 24 1982 Rothbury Investments Limited Stretcher for cribbing
DE1811932,
DE2755833,
FR8214,
ASSIGNMENT RECORDS    Assignment records on the USPTO
//////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 1989719097 Ontario Limited(assignment on the face of the patent)
Apr 19 1989BRYANT, EDWARD719097 Ontario LimitedASSIGNMENT OF ASSIGNORS INTEREST 0051320695 pdf
Apr 20 1989MITCHELL, BRETT719097 Ontario LimitedASSIGNMENT OF ASSIGNORS INTEREST 0051320695 pdf
Apr 25 1989RODENBURGH, RAYMOND719097 Ontario LimitedASSIGNMENT OF ASSIGNORS INTEREST 0051320695 pdf
Apr 28 1991719087 ONTARIO LIMITEDUNILOCK LTD AN ONTARIO COMPANYASSIGNMENT OF ASSIGNORS INTEREST 0058970506 pdf
Apr 29 1991UNILOCK LTD , A CORP OF CANADAHENGESTONE HOLDINGS, INC ,ASSIGNMENT OF ASSIGNORS INTEREST 0057000703 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule