






| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/223,731USD517221S1 (en) | 2005-02-18 | 2005-02-18 | Retaining wall block | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/223,731USD517221S1 (en) | 2005-02-18 | 2005-02-18 | Retaining wall block | 
| Publication Number | Publication Date | 
|---|---|
| USD517221S1true USD517221S1 (en) | 2006-03-14 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| US29/223,731Expired - LifetimeUSD517221S1 (en) | 2005-02-18 | 2005-02-18 | Retaining wall block | 
| Country | Link | 
|---|---|
| US (1) | USD517221S1 (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| USD587381S1 (en) | 2007-10-11 | 2009-02-24 | Pacific Fence-Crete Ltd. | Landscaping block | 
| US20140301787A1 (en)* | 2009-09-05 | 2014-10-09 | E. Dillon & Company | Mine Seal and Method of Construction for High Resistance to Transverse Loads | 
| USD731678S1 (en)* | 2013-11-21 | 2015-06-09 | Lite Guard Safety Solutions Pty Ltd. | Lifting lug | 
| USD737465S1 (en) | 2013-08-29 | 2015-08-25 | Borgert Products, Inc. | Paver stone | 
| USD737466S1 (en) | 2013-08-29 | 2015-08-25 | Borgert Products, Inc. | Paver stone | 
| US9695596B2 (en) | 2011-05-02 | 2017-07-04 | Pacific Prebenched Ltd. | Natural rock panel, natural rock veneer panel and panel support apparatus | 
| USD829248S1 (en)* | 2016-02-18 | 2018-09-25 | Fosbel, Inc. | Regenerator wall block | 
| USD914914S1 (en)* | 2018-04-13 | 2021-03-30 | Oldcastle Building Products Canada Inc. | Molded surface of a concrete product | 
| USD1033681S1 (en)* | 2021-10-15 | 2024-07-02 | Fastbrick Ip Pty Ltd | Building block | 
| USD1036706S1 (en)* | 2022-11-01 | 2024-07-23 | Keystone Retaining Wall Systems Llc | Landscaping block | 
| USD1038446S1 (en)* | 2022-11-07 | 2024-08-06 | Westblock Systems, Inc. | Wall block | 
| USD1070121S1 (en)* | 2022-07-09 | 2025-04-08 | Gpre Ip, Llc | Brick | 
| US12312760B2 (en) | 2021-09-20 | 2025-05-27 | Keystone Retaining Wall Systems, Llc | Segmented wall systems having tail blocks | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2074813A (en) | 1936-01-02 | 1937-03-23 | Dale R Rawlings | Concrete wall block construction | 
| CA1182295A (en) | 1982-08-16 | 1985-02-12 | Angelo Risi | Retaining wall system | 
| US4860505A (en) | 1988-05-26 | 1989-08-29 | Bender David C | Construction block | 
| USD305938S (en)* | 1988-12-16 | 1990-02-06 | Rothbury Investments Limited | Modular block | 
| US5622456A (en) | 1995-03-23 | 1997-04-22 | Rothbury Investments Ltd. | Retaining wall blocks | 
| US5647185A (en) | 1993-11-19 | 1997-07-15 | Forlini; Emidio J. | Structural blocks and assemblies thereof | 
| USD403785S (en) | 1997-03-06 | 1999-01-05 | Rothbury International Inc. | Modular block | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2074813A (en) | 1936-01-02 | 1937-03-23 | Dale R Rawlings | Concrete wall block construction | 
| CA1182295A (en) | 1982-08-16 | 1985-02-12 | Angelo Risi | Retaining wall system | 
| CA1204296A (en) | 1982-08-16 | 1986-05-13 | Angelo Risi | Retaining wall system | 
| US4860505A (en) | 1988-05-26 | 1989-08-29 | Bender David C | Construction block | 
| CA1307675C (en) | 1988-05-26 | 1992-09-22 | David C. Bender | Construction block | 
| USD305938S (en)* | 1988-12-16 | 1990-02-06 | Rothbury Investments Limited | Modular block | 
| US5647185A (en) | 1993-11-19 | 1997-07-15 | Forlini; Emidio J. | Structural blocks and assemblies thereof | 
| US5622456A (en) | 1995-03-23 | 1997-04-22 | Rothbury Investments Ltd. | Retaining wall blocks | 
| USD403785S (en) | 1997-03-06 | 1999-01-05 | Rothbury International Inc. | Modular block | 
| Title | 
|---|
| Lo Gioco Lanscaping, Inc., Pisa II Paving Bricks, www.llibrick.com/bricks.html, Feb. 9, 2004. | 
| Lo Gioco Lanscaping, Inc., Pisa II, www.llibrick.com/pisa2/html, Feb. 9, 2004. | 
| Lo Gioco Lanscaping, Siena Stone Product Information, www.llibrick.com/siena.html, Feb. 9, 2004. | 
| Lockcrete, Product Information, System Component www.Lockcrete.com, Feb. 9, 2004. | 
| Oaks Concrete Products, Alterra Product Information, Feb. 20, 2004. | 
| Oaks Concrete Products, Ortana Product Information, Feb. 20, 2004. | 
| Oaks Concrete Products, Pavers, Walls & Enviro Products Oaks Product Guide, Mar. 2003. | 
| Retaining Walls, Siena Stone, Siena Stone Product Information, p. 30. | 
| Siena Stone, Siena Stone Product Information. www.unilock.com, Aug. 28, 2003. | 
| Unilock, Pica2, Product Detail, www.unilock.com, Feb. 9, 2004. | 
| Unilock, Pisa II Information, www.unilock.com/product, Aug. 28, 2003. | 
| Unilock, Pisa2 Information, www.unilock.com/product, Oct. 14, 2003. | 
| Unilock,Siena Stone, Product Information, www.unilock.com/product, Aug. 29, 2003. | 
| Wescon Pavers, Packaging & Weights—Pisa II, Weights & Design Aids, www.westconpavers.com, Feb. 9, 2004. | 
| Weston Pavers, Packaging & Weights, Accessories, Product Information, Feb. 9, 2004. | 
| Weston Pavers, Packaging & Weights, Pisa II, Product Information, Paver Depot Products, Feb. 18, 2004. | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| USD587381S1 (en) | 2007-10-11 | 2009-02-24 | Pacific Fence-Crete Ltd. | Landscaping block | 
| US20140301787A1 (en)* | 2009-09-05 | 2014-10-09 | E. Dillon & Company | Mine Seal and Method of Construction for High Resistance to Transverse Loads | 
| US10329911B2 (en)* | 2009-09-05 | 2019-06-25 | E. Dillon & Company | Mine seal and method of construction for high resistance to transverse loads | 
| US9695596B2 (en) | 2011-05-02 | 2017-07-04 | Pacific Prebenched Ltd. | Natural rock panel, natural rock veneer panel and panel support apparatus | 
| USD737465S1 (en) | 2013-08-29 | 2015-08-25 | Borgert Products, Inc. | Paver stone | 
| USD737466S1 (en) | 2013-08-29 | 2015-08-25 | Borgert Products, Inc. | Paver stone | 
| USD731678S1 (en)* | 2013-11-21 | 2015-06-09 | Lite Guard Safety Solutions Pty Ltd. | Lifting lug | 
| USD916153S1 (en) | 2016-02-18 | 2021-04-13 | Fosbel, Inc. | Regenerator wall block | 
| USD829248S1 (en)* | 2016-02-18 | 2018-09-25 | Fosbel, Inc. | Regenerator wall block | 
| USD956838S1 (en) | 2016-02-18 | 2022-07-05 | Fosbel, Inc. | Regenerator wall block | 
| USD914914S1 (en)* | 2018-04-13 | 2021-03-30 | Oldcastle Building Products Canada Inc. | Molded surface of a concrete product | 
| USD915627S1 (en)* | 2018-04-13 | 2021-04-06 | Oldcastle Building Products Canada Inc. | Molded surface of a concrete product | 
| USD979798S1 (en)* | 2018-04-13 | 2023-02-28 | Oldcastle Building Products Canada Inc. | Molded surface of a concrete product | 
| US12312760B2 (en) | 2021-09-20 | 2025-05-27 | Keystone Retaining Wall Systems, Llc | Segmented wall systems having tail blocks | 
| USD1033681S1 (en)* | 2021-10-15 | 2024-07-02 | Fastbrick Ip Pty Ltd | Building block | 
| USD1070121S1 (en)* | 2022-07-09 | 2025-04-08 | Gpre Ip, Llc | Brick | 
| USD1036706S1 (en)* | 2022-11-01 | 2024-07-23 | Keystone Retaining Wall Systems Llc | Landscaping block | 
| USD1038446S1 (en)* | 2022-11-07 | 2024-08-06 | Westblock Systems, Inc. | Wall block | 
| Publication | Publication Date | Title | 
|---|---|---|
| USD535524S1 (en) | Mug | |
| USD522540S1 (en) | Refrigerator | |
| USD577936S1 (en) | Side wall of a drawer | |
| USD531452S1 (en) | Cup | |
| USD532138S1 (en) | Flashlight | |
| USD551616S1 (en) | Battery | |
| USD563125S1 (en) | Side wall of a drawer | |
| USD537065S1 (en) | Telephone | |
| USD511846S1 (en) | Retaining wall block | |
| USD538947S1 (en) | Stackable wall block | |
| USD528612S1 (en) | Weight rack | |
| USD539439S1 (en) | Stackable wall block | |
| USD513198S1 (en) | Torpedo level | |
| USD546279S1 (en) | Battery | |
| USD525269S1 (en) | Refrigerator shelf | |
| USD550860S1 (en) | Stackable wall block | |
| USD516734S1 (en) | Retaining wall block | |
| USD543093S1 (en) | Wall mount bracket | |
| USD531849S1 (en) | Stove | |
| USD549175S1 (en) | Shelf and plug for cell phone | |
| USD517221S1 (en) | Retaining wall block | |
| USD525181S1 (en) | Spacer | |
| USD517351S1 (en) | Shelf | |
| USD546124S1 (en) | Tumbler | |
| USD537973S1 (en) | Wall wash luminaire |