2024 37 CFR 42.121 – Amendment of the patent

2023 37 CFR 42.121 – Amendment of the patent

2022 37 CFR 42.121 – Amendment of the patent

2021 37 CFR 42.121 – Amendment of the patent

2020 37 CFR 42.121 – Amendment of the patent

2019 37 CFR 42.121 – Amendment of the patent

2016 37 CFR 42.121 – Amendment of the patent

2015 37 CFR 42.121 – Amendment of the patent

2014 37 CFR 42.121 – Amendment of the patent