|
| US4053549 | 6 Jan 1975 | 11 Oct 1977 | Mobil Oil Corporation | Method of embossing foam polystyrene to prevent warping upon removal from mold |
| US4162759 | 4 Aug 1978 | 31 Jul 1979 | Diamond International Corporation | Food packaging tray |
| US4533585 | 25 May 1984 | 6 Aug 1985 | Mobil Oil Corporation | Liquid holding packaging tray |
| US4552600 | 23 Nov 1982 | 12 Nov 1985 | W. R. Grace & Co., Cryovac Div. | Method and apparatus for manufacturing a purge trap tray |
| US4576278 | 13 Sep 1984 | 18 Mar 1986 | W. R. Grace & Co., Cryovac Div. | Purge trap tray |
| US5655708 | 31 Oct 1994 | 12 Aug 1997 | | Food tray and process for manufacture |
| US5720915 | 8 Dec 1995 | 24 Feb 1998 | Depron B.V. | Processes and apparatuses for perforating smooth, closed-cell surfaces of open-cell plastic foam sheets |
| US6103163 | 17 Feb 1998 | 15 Aug 2000 | Depron B.V. | Processes and apparatuses for perforating smooth, closed-cell surfaces of open-cell plastic foam sheets |
| USD245070 | 15 Oct 1975 | 19 Jul 1977 | Dolco Packaging Corporation | Packaging tray for meat or the like |
| USD247426 | 9 Mar 1976 | 7 Mar 1978 | Dart Industries Inc. | Packaging tray for sausage or the like |
| USD256097 | 10 Jun 1977 | 29 Jul 1980 | Owens-Illinois, Inc. | Packaging container for food or the like |
| USD263268 | 4 Sep 1979 | 9 Mar 1982 | Chartwell Corporation | Oven heated tray |
| USD287104 | 25 May 1984 | 9 Dec 1986 | Mobil Oil Corporation | Packaging tray |
| USD339436 | 30 Sep 1991 | 14 Sep 1993 | Rubbermaid Incorporated | Utility tub |
| USD443205 | 14 May 1999 | 5 Jun 2001 | Tenneco Packaging Inc. | Bottom for a container |
| USD628434 | 25 May 2010 | 7 Dec 2010 | Handi-Foil Corporation | Cookie sheet |
| USD635825 | 24 Mar 2010 | 12 Apr 2011 | Charcoal Companion Incorporated | Grill pan |
| USD658942 | 5 Aug 2011 | 8 May 2012 | Charcoal Companion Incorporated | Grill pan |
