823 Unity of Invention Under the Patent Cooperation Treaty [R-3]
See Chapter 1800 > , in particular MPEP § 1850, § 1875, and § 1893.03(d), < for a detailed discussion of unity of invention under the Patent Cooperation Treaty (PCT).
- 801-Introduction
- 802-Basis for Practice in Statute and Rules
- 803-Restriction — When Proper
- 804-Definition of Double Patenting
- 805-Effect of Improper Joinder in Patent
- 806-Determination of Distinctness or Independence of Claimed Inventions
- 806.01-Compare Claimed Subject Matter
- 806.03-Single Embodiment, Claims Defining Same Essential Features
- 806.04-Genus and/or Species Inventions
- 806.04(b)-Species May Be Independent or Related Inventions
- 806.04(d)-Definition of a Generic Claim
- 806.04(e)-Claims Limited to Species
- 806.04(f)-Restriction Between Mutually Exclusive Species
- 806.04(h)-Species Must Be Patentably Distinct From Each Other
- 806.04(i)-Generic Claims Presented After Issue of Species
- 806.05-Related Inventions
- 806.05(a)-Combination and Subcombination
- 806.05(c)-Criteria of Distinctness Between Combination and Subcombination
- 806.05(d)-Subcombinations Usable Together
- 806.05(e)-Process and Apparatus for Its Practice
- 806.05(f)-Process of Making and Product Made
- 806.05(g)-Apparatus and Product Made
- 806.05(h)-Product and Process of Using
- 806.05(i)-Product, Process of Making, and Process of Using
- 806.05(j)-Related Products; Related Processes
- 806.06-Independent Inventions
- 807-Patentability Report Practice Has No Effect on Restriction Practice
- 808-Reasons for Insisting Upon Restriction
- 809-Linking Claims
- 810-Action on the Merits
- 811-Time for Making Requirement
- 812-Who Should Make the Requirement
- 814-Indicate Exactly How Application Is To Be Restricted
- 815-Make Requirement Complete
- 817-Outline of Letter for Restriction Requirement
- 818-Election and Reply
- 819-Office Generally Does Not Permit Shift
- 821-Treatment of Claims Held To Be Drawn to Nonelected Inventions
- 822-Claims to Inventions That Are Not Distinct in Plural Applications of Same Inventive Entity
- 823-Unity of Invention Under the Patent Cooperation Treaty
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Last Modified:
09/13/2012 17:28:37