Pharmaceutical companies urged the US Patent and Trademark Office not to change continuation application review procedures as the agency appears ready to do in response to concerns about patent thickets.
The patent office requested comments on its proposed initiatives to bolster the robustness and reliability of patents in an October Federal Register notice. Officials wanted feedback on a list of questions about the information needed to support patent claims and potential changes to the continuation practice, including giving greater scrutiny to continuation applications in large patent families
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