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Title 37 - Patents, Trademarks, and Copyrights
Chapter I - UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE
Subchapter A - GENERAL
Part 1 - RULES OF PRACTICE IN PATENT CASES
Subpart B - National Processing Provisions
37 CFR Topic
37 CFR Topic
Joinder of Inventions in One Application; Restriction
November 5, 2020
§
1.141
Different inventions in one national application
§
1.142
Requirement for restriction
§
1.143
Reconsideration of requirement
§
1.144
Petition from requirement for restriction
§
1.145
Subsequent presentation of claims for different invention
§
1.146
Election of species
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