| Title | Content type | Promoted to landing pages | Topics | Event date | Authored on |
|---|---|---|---|---|---|
| MPEP | Glossary Entry | No | Patents | ||
| mere descriptiveness | Glossary Entry | No | TMEP | ||
| mask work | Glossary Entry | No | Patents | ||
| MARS | Glossary Entry | No | Information Technology (IT) | ||
| Markush doctrine | Glossary Entry | No | Patents | ||
| mark | Glossary Entry | No | Trademarks | ||
| maintenance fees | Glossary Entry | No | Patents | ||
| Madrid Protocol | Glossary Entry | No | Madrid Protocol | ||
| likelihood of confusion | Glossary Entry | No | TMEP | ||
| LIE | Glossary Entry | No | General |
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