Timeline for In practice, how often do U.S. pharmaceutical companies start clinical trials before obtaining their patent from the USPTO?
Current License: CC BY-SA 4.0
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| when toggle format | what | by | license | comment | |
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| Apr 5, 2021 at 17:16 | comment | added | user18033 | I don't know about "usually", but I have seen it happen. There are court cases about them validity of those patents (I know of one where the patent was invalid and one where the patent has so far held). | |
| Apr 1, 2021 at 20:45 | answer | added | Eric S | timeline score: 1 | |
| Apr 1, 2021 at 16:52 | history | asked | J Li | CC BY-SA 4.0 |