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Once a patent expires, the invention can be manufactured by anyone.

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14y ago

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Is there now a generic for Oxycontin there use to be but it was taken off the market?

yes yes yes there are currently several generics of Oxycontin now available a settlement was reached by purdue pharm who holds the original patent to Oxycontin(brand name) several companies were suerd and now have been suvseqently given the permission to (the legal rights) to now manufacture and distribute generic brand Oxycontin now


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Lipitor which expired in 2011 was the most valuable patent ever with sales exceeding $105 over the life of the patent.


Who sells generic Oxycontin 80mg made by purdue?

As of October 2023, OxyContin, a brand name for oxycodone, is manufactured by Purdue Pharma. While Purdue holds the original patent, generic versions of oxycodone are produced by various manufacturers after the patent expiration. However, it’s important to note that there may not be a generic version specifically labeled as "OxyContin" due to branding and regulatory considerations, though generic oxycodone formulations are widely available. Always consult a healthcare provider or pharmacist for specific medication options.


When does the Remicade patent expire?

2018 in the U.S.


When did wastequip have patent?

According to the USPTO, the earliest patent assigned to Wastequip issued 11 May 2004 and their most recent patent (as of January 2011) issued 21 September 2010.


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There are actually no age limits on buying a patent -- it just has to be your own and you're all set.


How old do you have to be before you can get a patent?

Old enough to invent something patentable.


When does the patent for levitra expire?

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When will there be a generic for Advair?

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Is Oxycontin same as Oxycontin?

Sure is!