| Abbreviation | Definition |
|---|---|
| CDPA | Copyright, Designs and Patents Act |
| CFSI | Counterfeit, Fraudulent and Suspect Items |
| CIPA | Chartered Institute of Patent Attorneys |
| CO-HOC | Carbon Dioxide - Human Occupancy Counter |
| COPA | Cryptocurrency Open Patent Alliance |
| CPA | Chartered Patent Attorney (UK) |
| CPC | Cooperative Patent Classification |
| CPDL | Canadian Patents and Development Limited |
| CPDP | Chinese Patent Data Project |
| CPRM | Committee on Patents and Related Matters |
| CRPR | Claims in Respect of Patent Rights |
| DBP | Deutches Bundes Patent |
| DBP | Deutsches Bundes Patent |
| DPL | Defensive Patent License |
| DRP | Deutches Reichs Patent |
| DRP | Deutshes Reich Patent |
| DSEP | Disclosed Standard Essential Patents |
| DWPI | Derwent World Patent Index |
| DWPI | Derwent World Patents Index |
| EOTP | Expert Opinion on Therapeutic Patents |