|
The ornamental design for a convex block, as shown and described. |
|||||||||||||||||
FIG. 1 is a perspective view of a first embodiment of the convex block of my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a top view thereof, the bottom view being a mirror image thereof;
FIG. 4 is an end view thereof, the opposite end being a mirror image thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a front perspective view of a second embodiment of the convex block of my new design;
FIG. 7 is a front elevational view of FIG. 6;
FIG. 8 is a top plan view of FIG. 6, the bottom view being a mirror image thereof;
FIG. 9 is an end view of FIG. 6, the opposite end being a mirror image thereof;
FIG. 10 is a rear view of FIG. 6;
FIG. 11 is a perspective view of a third embodiment of the convex block of my new design;
FIG. 12 is a front view of FIG. 11;
FIG. 13 is a top view of FIG. 11, the bottom view being a mirror image thereof;
FIG. 14 is an end view of FIG. 11, the opposite end being a mirror image thereof;
FIG. 15 is a rear view of FIG. 11;
FIG. 16 is a front perspective view of a fourth embodiment of the convex block of my new design;
FIG. 17 is a front view of FIG. 16;
FIG. 18 is a top view of FIG. 16, the bottom view being the mirror image thereof;
FIG. 19 is an end view of FIG. 16, the opposite end being a mirror image thereof; and
FIG. 20 is a rear view of FIG. 16.
| Patent | Priority | Assignee | Title |
| 5487623, | Mar 31 1993 | The Reinforced Earth Company | Modular block retaining wall construction and components |
| 5490363, | Oct 06 1992 | Anchor Wall Sytems, Inc. | Composite masonry block |
| 5589124, | Sep 28 1989 | Block Systems, Inc. | Method of forming composite masonry blocks |
| 5624211, | Mar 31 1993 | POE, L RICHARD | Modular block retaining wall construction and components |
| 5704183, | May 04 1993 | Anchor Wall Systems, Inc. | Composite masonry block |
| 5709062, | Oct 06 1992 | Anchor Wall Systems, Inc. | Composite masonry block |
| 5711129, | Oct 06 1992 | Anchor Wall Systems, Inc. | Masonry block |
| 5795105, | Oct 06 1992 | ANCHOR WALL SYSTEMS, INC | Composite masonry block |
| 5827015, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 5879603, | Nov 08 1996 | ANCHOR WALL SYSTEMS, INC | Process for producing masonry block with roughened surface |
| 6029943, | Nov 08 1996 | ANCHOR WALL SYSTEMS, INC | Splitting technique |
| 6113318, | Oct 06 1992 | Anchor Wall Systems, Inc. | Composite masonry block |
| 6142713, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 6178704, | Nov 08 1996 | Anchor Wall Systems, Inc. | Splitting technique |
| 6183168, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 6250850, | Aug 19 1999 | ANCHOR WALL SYSTEMS, INC | Block with multifaceted bottom surface |
| 6312197, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 6616382, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 7048472, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 7124754, | Aug 06 2004 | DLK INC | Method and device for creating a decorative block feature |
| 7168218, | Jun 11 2004 | R&DD CONCEPTS, LLC | Mortarless fence block system |
| 7360970, | Sep 27 1989 | Anchor Wall Systems, Inc. | Composite masonry block |
| 7384215, | Oct 06 1992 | Anchor Wall Systems, Inc. | Composite masonry block |
| 7823360, | May 24 2006 | Open core building blocks system | |
| 9574317, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Wall block and wall block system |
| 9957687, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Wall block and wall block system |
| D305569, | Nov 21 1986 | HEE, PARK KYUNG | Tile |
| D305571, | Oct 15 1986 | HEE, PARK KYUNG | Brick |
| D305574, | Nov 21 1986 | HEE, PARK KYUNG | Brick |
| D316904, | May 14 1986 | KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN | Convex block |
| D340772, | Aug 27 1992 | CSTW, Inc. | Retaining wall block |
| D340776, | Aug 27 1992 | CSTW, Inc. | Retaining wall block |
| D340997, | Aug 27 1992 | CSTW, Inc. | Retaining wall block |
| D342580, | Aug 27 1992 | CSTW, Inc. | Retaining wall block |
| D351031, | Oct 28 1992 | Infinity Stone, Inc. | Retaining wall stone |
| D362511, | Aug 16 1993 | Societ Civile des Brevets Henri C. Vidal | Cap block |
| D363786, | Aug 24 1994 | Magnum Stone, Inc. | Retaining wall stone |
| D405543, | Oct 17 1996 | Wall block | |
| D422092, | Jul 19 1995 | SUREBOND, INC | Keylock facing panel |
| D433158, | Jul 07 1999 | Westblock Systems, Inc.; WESTBLOCK SYSTEMS, INC | Retaining wall block |
| D437422, | Aug 17 1999 | ANCHOR WALL SYSTEMS, INC | Face of a retaining wall block |
| D438640, | Aug 17 1999 | ANCHOR WALL SYSTEMS, INC | Face of a retaining wall block |
| D445512, | Oct 27 1997 | ANCHOR WALL SYSTEMS, INC | Retaining wall block |
| D458693, | Nov 08 1996 | ANCHOR WALL SYSTEMS, INC | Retaining wall block |
| D461567, | Aug 03 2001 | Block for a flower bed | |
| D466228, | Jul 07 1999 | Westblock Systems, Inc. | Retaining wall block |
| D468450, | Jul 07 1999 | Westblock Systems, Inc. | Retaining wall block |
| D475143, | Jul 07 1999 | Westblock Systems, Inc. | Retaining wall block |
| D485371, | Feb 17 2003 | Menard, Inc. | Retaining wall block |
| D509909, | May 25 2004 | DLK INC | Retaining wall and block face |
| D645575, | Aug 04 2010 | Pacific Coast Building Products, Inc. | Retaining wall block |
| D663858, | Jul 20 2010 | KEYSTONE RETAINING WALL SYSTEMS, INC | Landscaping block |
| D671657, | Jul 20 2010 | Keystone Retaining Wall Systems, Inc. | Landscaping block |
| D685502, | Jul 20 2010 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D688812, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D688813, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D688814, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D688815, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D688816, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D708765, | Jul 20 2010 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D711014, | Apr 19 2012 | KEYSTONE RETAINING WALL SYSTEMS LLC | Landscaping block |
| D763466, | Aug 29 2014 | COLLINE OF FLORIDA | Modular construction block |
| ER3556, | |||
| ER7055, |
| Patent | Priority | Assignee | Title |
| 1092621, | |||
| 126547, | |||
| 1414444, | |||
| 1456498, | |||
| 2235646, | |||
| 228052, | |||
| 2963828, | |||
| 3036407, | |||
| 3274742, | |||
| 3390502, | |||
| 3430404, | |||
| 3557505, | |||
| 3936987, | Jan 13 1975 | Interlocking brick or building block and walls constructed therefrom | |
| 3995434, | Aug 08 1974 | Nippon Tetrapod Co., Ltd.; Robert Q., Palmer | Wave dissipating wall |
| 4110949, | Jul 05 1976 | Baupres AG | Building block |
| 4207718, | May 15 1978 | WAVE WEDGE CORPORATION | Concrete block wall |
| 4208850, | May 11 1978 | Connector for knock-down cabinet | |
| 4228628, | Nov 10 1976 | Building blocks and connector means therefor | |
| 4229123, | Jan 18 1978 | Inclined retaining wall and element therefor | |
| 4335549, | Dec 01 1980 | DESIGNER BLOCKS, INC | Method, building structure and side-split block therefore |
| 4454699, | Mar 15 1982 | INTERSTATE BRICK COMPANY, A CORP OF UT | Brick fastening device |
| 4496266, | Dec 30 1981 | Kronimus & Sohn GmbH & Co. KG | Curved like paving stone element for use in setting a curved paving |
| 4524551, | Mar 10 1981 | Construction units for the erection of walls and method of utilization | |
| 4572699, | Dec 18 1982 | HANS RINNINGER U SOHN GMBH U CO | Paving stone |
| 566924, | |||
| 810748, | |||
| FR392474, | |||
| GB1385207, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 14 1986 | Keystone Retaining Wall Systems, Inc. | (assignment on the face of the patent) | / | |||
| Sep 15 1986 | FORSBERG, PAUL J | KEYSTONE RETAINING WALL SYSTEMS, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 004648 | /0846 | |
| Sep 15 1997 | KEYSTONE RETAINING WALL SYSTEMS, INC | U S BANK NATIONAL ASSOCIATION | SECURITY AGREEMENT | 008732 | /0302 | |
| Dec 21 1999 | U S BANK NATIONAL ASSOCIATION | KEYSTONE RETAINING WALL SYSTEMS, INC | RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 011238 | /0432 |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |