Versions of 37 CFR 1.131 - Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art on LawServer 2024 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2023 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2022 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2021 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2020 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2019 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2016 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2015 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2014 37 CFR 1.131 – Affidavit or declaration of prior invention or to disqualify commonly owned patent or published application as prior art 2010 37 CFR 1.131 – Affidavit or declaration of prior invention 2009 37 CFR 1.131 – Affidavit or declaration of prior invention