| 2024/0207,714 | SKATING RINK THAT RETAINS REFRIGERATION ENERGY BY WAY OF A PHASE-CHANGE MATERIAL | Apr 15, 22 | Jun 27, 24 | Not available |
| 2023/0228,474 | REFRIGERATION SYSTEM FOR AN ICE SKATING RINK | Jan 09, 23 | Jul 20, 23 | Not available |
| 2023/0075,532 | ICE RINK AND METHOD FOR MAKING ICE SURFACE OF ICE RINK | Mar 04, 22 | Mar 09, 23 | Not available |
| 2020/0200,459 | CO2 REFRIGERATION SYSTEM | Mar 05, 20 | Jun 25, 20 | Not available |
| 2017/0254,576 | COOLING MEMBER FOR A MOBILE ICE RINK | Feb 28, 17 | Sep 07, 17 | ICE-WORLD HOLDING B.V. |
| 2017/0122,640 | WATER STORING AND ICING DEVICE FOR ICE SKATING RINK | Oct 30, 15 | May 04, 17 | APEX BILLION INT'L INV. LTD., RAVE SPORTS, |
| 2016/0245,575 | CO2 REFRIGERATION SYSTEM FOR ICE-PLAYING SURFACES | Apr 05, 16 | Aug 25, 16 | TOROMONT INDUSTRIES LTD |
| 2016/0047,585 | Skating Rink Markings and Related Methods | Oct 29, 15 | Feb 18, 16 | THE THOMAS E. SMITH FIGHT TO CURE PARALYSIS FOUNDATION |
| 2015/0354,882 | CO2 REFRIGERATION SYSTEM | Aug 20, 15 | Dec 10, 15 | TOROMONT INDUSTRIES LTD |
| 2015/0322,631 | MODULAR ASSEMBLED ARTIFICIAL SKATING RINK | Jul 25, 12 | Nov 12, 15 | Not available |
| 2015/0241,104 | Skating Rink Markings and Related Methods | Feb 25, 14 | Aug 27, 15 | THE THOMAS E. SMITH FIGHT TO CURE PARALYSIS FOUNDATION |
| 2015/0107,694 | DRAIN BOX ASSEMBLY FOR A CONVERTIBLE SPLASH PAD/ICE RINK STRUCTURE | Dec 30, 14 | Apr 23, 15 | Custom Ice Inc. |
| 2014/0283,539 | APPARATUS FOR MAKING AND PRESERVIING AN OUTDOOR FROZEN SURFACE | Mar 21, 13 | Sep 25, 14 | Not available |
| 2014/0196,492 | System and method for a portable ice skating rink | Jan 17, 13 | Jul 17, 14 | Not available |
| 2014/0007,603 | CO2 REFRIGERATION SYSTEM FOR ICE-PLAYING SURFACE | Jan 30, 13 | Jan 09, 14 | TOROMONT INDUSTRIES LTD |
| 2013/0233,009 | CO2 REFRIGERATION SYSTEM FOR ICE-PLAYING SURFACE | Mar 08, 13 | Sep 12, 13 | TOROMONT INDUSTRIES LTD |
| 2013/0055,732 | ICE MAKING SYSTEM USING DE-GASSED WATER | Sep 01, 11 | Mar 07, 13 | JOE JOHNSON EQUIPMENT INC. |
| 2013/0055,745 | ICE RINK COOLING FACILITY | Dec 28, 10 | Mar 07, 13 | MAYEKAWA MFG. CO., LTD. |
| 2013/0036,758 | REFRIGERATION EQUIPMENT WITH SLEEVE-TYPE COLLECTION PIPE FOR ARTIFICIAL SKATING RINK | Dec 31, 10 | Feb 14, 13 | Not available |
| 2012/0201,029 | SUBSURFACE ORGANIC LIGHT EMITTING DIODE DISPLAY | Oct 12, 10 | Aug 09, 12 | BML PRODUCTIONS, INC. |