Tag Archives | patent claims

Burnt Dough and the Difficulties in Patent Drafting

“[E]ven if, as plaintiff argues, construing the patent to require the dough be heated to 400 degrees to 850 degrees Farenheit [sic] produces a nonsensical result, the court cannot rewrite the claims. Plaintiff’s patent could have easily been written to reflect the construction plaintiff attempts to give it today. It is the job of the patentee, and not the court, to write patents carefully and consistently.” – Colorado United States District Court

Patent claim drafting requires careful attention. The difference between the use of “to” and “at” in a claim directed to a method of producing dough, resulted in the difference between a worthless patent claim and a patent claim that might have had value. This is why going the DIY route with a non provisional utility patent application is

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