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Concrete block |
| D430680 |
Concrete block
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| Patent Drawings: | |
| Inventor: |
Blomquist, et al. |
| Date Issued: |
September 5, 2000 |
| Application: |
D/099,183 |
| Filed: |
January 15, 1999 |
| Inventors: |
Blomquist; Peter J. (Melbourne Beach, FL)
Strand; Todd P. (Marine on St. Croix, MN)
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| Assignee: |
Handy-Stone Corporation (Oakdale, MN) |
| Primary Examiner: |
Zarfas; Louis S. |
| Assistant Examiner: |
Delehanty; Robert A. |
| Attorney Or Agent: |
Kinney & Lange, P.A. |
| U.S. Class: |
D25/113 |
| Field Of Search: |
D25/102; D25/113; D25/114; D25/115; D25/116; D25/117; D25/118; D21/484; D21/485; D21/486; D21/488; D21/489; D21/490; D21/491; D21/492; D21/493; D21/499; D21/500; D21/501; D21/502; D21/503; D21/504; D21/505; 52/574; 52/575; 52/596; 52/604; 52/605; 52/606; 52/607; 52/608; 52/609; 52/610; 52/611; 52/612; 404/33; 404/34; 404/35; 404/36; 404/37; 404/38; 404/39; 404/40; 404/41; 404/42; 405/284; 405/285; 405/286 |
| International Class: |
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| U.S Patent Documents: |
D279030; D280024; D284109; D295788; D296007; D298463; D299067; D300253; D300254; D317048; D317209; D380560; D397451; 468838; 847476; 1419805; 2219606; 2313363; 3936989; 4107894; 4124961; 4193718; 4229123; 4314431; 4380409; 4490075; 4565043; 4593513; 4651485; 4711606; 4802320; 4815897; 4825619; 4860505; 4909010; 4914876; 4964761; 5017049; 5031376; 5044834; 5062610; 5161918; 5294216; 5490363; 5589124; 5653558; 5827015; 5921715 |
| Foreign Patent Documents: |
22397/83; D. 50020; 531354; 941626; 1040452; 1065154; D. 47747; D. 51313; 1182295; 1188116; 1197391; 1204296; D. 62875; D. 63365; D. 66760; D. 67904; 2012286; 0 039 372; 0 322 668; 2 243 304; 2561684; 0 215 991; 2622227; 75678; 2841001; 24781; 25133; 25132; 25131; 27676; 657 172 A5; 663437 A5; 1145106; 107338; 2 091 775; 2 127 872 |
| Other References: |
Anchor Block Company, Tech Spec, "Aztech Wall System" and "Diamond Wall System", Sep. 1988..
Drawing, 890331, "Garden Unit"..
Timothy O. Bakke, "3 easy holdups", Jul. 1989 issue of Popular Science..
"Pisa II, Dura-Hold, Dura Crib", Date unknown..
"Beautify Your Landscape", Aug. 1990..
"Jewell Concrete Products, Inc. Expands to New Markets", Besser Block, Fall 1988..
Author unknown, "Profile Hex Masonry Units", Date unknown..
Author unknown, "Diamond Wal System Installation Guide", 1989..
"Diamond Block Test Report to University of Wisconsin", Platteville, 1990..
"Versa Lock Product Literature", Date unknown..
"Johnson Block Product Literature", Date unknown..
"Aztech Wall System Installation Guide", Block Systems, Inc., 1989..
"EZ Wall Systems Installation Guide", Rockwood Retaining Wall Systems, Inc., Date unknown..
"Windsor Stone Product Literature", Block Systems, Inc., 1991..
"Various Diamond Wall System 4 and 4.4 Concrete Masonry Unit Tech Spec.'s" Anchor Block, 1988, 1989..
"Keystone International Compac Unit", Product Literature, 1992..
"Keystone Retaining Wall Systems", Product Literature, 1992..
"Garden Wall", Product Literature, 1991..
"Pisa II" Interlocking Retaining Wall Supplies for Garden Landscaping, Date unknown..
"Aztech Tech Spec Concrete Masonry Units", Aug. 1989.. |
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| Abstract: |
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| Claim: |
The ornamental design for a concrete block, as shown and described. |
| Description: |
FIG. 1 is a top, front and side perspective view of a concrete block showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a front side elevational view thereof;
FIG. 7 is a back side elevational view thereof;
FIG. 8 is a top, front and side perspective view of a second embodiment of a concrete block showing our new design;
FIG. 9 is a top plan view of FIG. 8;
FIG. 10 is a bottom plan view of FIG. 8;
FIG. 11 is a left side elevational view of FIG. 8;
FIG. 12 is a right side elevational view of FIG. 8;
FIG. 13 is a front side elevational view of FIG. 8; and,
FIG. 14 is a rear side elevational view of FIG. 8.
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