| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 4 | |
| #3 | Switzerland | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | Austria | 1 | |
| #6 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Unspecified technologies | |
| #3 | Packaging | |
| #4 | Weighing | |
| #5 | Unspecified technologies | |
| #6 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kauffeld Don B | 14 |
| #2 | Don B Kauffeld | 3 |
| #3 | Sher Fred D | 3 |
| #4 | Blodgett Stewart B | 2 |
| #5 | Stueck David D | 1 |
| #6 | Kauffeld Donald Bertrim | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3116869A | Tear open frozen food box | |
| US3107839A | Box structure | |
| US3141804A | Dielectric heat sealing | |
| US3064874A | Food container | |
| US3078031A | Reclosure lock | |
| US3085734A | Cartons | |
| US3077709A | Filling and sealing method | |
| US2994465A | Ice cream containers | |
| US3035750A | Closed-end containers | |
| US3029997A | Container and end closure | |
| US3077940A | Self-taring net weigher | |
| US3080936A | Weighing scale | |
| US3073398A | Automatic weighing and packaging apparatus | |
| CA688955A | Container structure and method of filling and sealing | |
| CA682535A | Ice cream container | |
| CA666989A | Closed-end container | |
| CA666972A | Container and end closure |