Microwave popcorn bag construction with seal arrangement for containing oil/fat, microwave popcorn product, and methods
CA 2555237 C · Owner: Schilmoeller, Lance · Inventors: Roth, Matthew; Jackson, Eric Craig; Gorman, Charles Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Microwaveable popcorn arrangements are provided the arrangement being a bag , having a popcorn charge of popcorn kernels and oil/fat component therein. The arrangements include folded bags having preferred internal, seal and/or , adhesive field configurations. The preferred configurations inhibit the undesired flow of oil/fat from the popcorn charge. Microwave popcorn products and methods of preparation and use, are provided.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed February 11, 2005 and granted November 5, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 11, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.