2024 26 CFR 1.1235-1 – Sale or exchange of patents

2023 26 CFR 1.1235-1 – Sale or exchange of patents

2022 26 CFR 1.1235-1 – Sale or exchange of patents

2021 26 CFR 1.1235-1 – Sale or exchange of patents

2015 26 CFR 1.1235-1 – Sale or exchange of patents

2014 26 CFR 1.1235-1 – Sale or exchange of patents

2010 26 CFR 1.1235-1 – Sale or exchange of patents

2009 26 CFR 1.1235-1 – Sale or exchange of patents