Yes, the patent for Plavix (clopidogrel) expired on May 17, 2012. This expiration allowed for the introduction of generic versions of the medication, leading to increased accessibility and lower prices for patients. The patent expiration was significant as Plavix was one of the top-selling drugs worldwide before generics became available.
May 2014.
Yes. Patents usually expire approximately over a period of 20 years or may expire soon if the annual maintenance fee is not paid properly. A patent published in 1905 is expired and will now be in public domain.
The patent for Tudorza Pressair, which is used for the treatment of chronic obstructive pulmonary disease (COPD), is set to expire in 2028. However, the specific expiration date may vary depending on any extensions or additional patents that could be granted. For the most accurate and current information, it is advisable to consult the United States Patent and Trademark Office or relevant pharmaceutical patent databases.
The patent for Viibryd (vilazodone) is set to expire in 2028. However, specific patent details can vary, and additional patents may extend exclusivity. For the most accurate and up-to-date information, it's essential to consult resources like the U.S. Patent and Trademark Office or the FDA.
The patent for MabThera (rituximab) in the United States expired in 2016, while in Europe, it expired in 2013. However, various formulations and uses may have different patent protections. Generic versions of the drug started becoming available after the patent expiration. Always check the latest patent and market information for updates.
The patent for Corian, a solid surface material developed by DuPont, originally expired in 1990. However, subsequent iterations and variations of the material may have had different patents or protections that could still be in effect. As a result, while the original patent has expired, related intellectual property may still be relevant in the industry.
The patent for Xarelto (rivaroxaban) is set to expire in 2024 in the United States. However, the exact date can vary based on various factors, including potential extensions or litigation. After the patent expiration, generic versions of the medication may become available, which could lead to decreased prices and increased accessibility. Always check for the most current information or consult a healthcare professional for specific inquiries.
The patent for Paxil (paroxetine) in the United States expired in 2003, allowing generic versions to enter the market. However, specific formulations and extended-release versions may have different patent statuses. Always check for the most current information, as patents can vary by country and formulation.
The original patent expiration date for Patent Number 5,565,473 (SINGULAIR- montelukast sodium by Merck) was 30-Nov-2010 but it was extended 430 days to 03-Feb-2012. Generic forms may be expected soon after that. If you have 90 day prescriptions do not renew it after November 2011. Only do 30 day renewals until discovering if generic forms appear in February 2012.
The patent for eszopiclone, which is marketed under the brand name Lunesta, expired in December 2014. Since then, generic versions of the drug have been available on the market. It's important to check for any additional patents or exclusivity periods that may apply to specific formulations or uses.
The patent for the Symbicort Turbohaler, which contains the active ingredients budesonide and formoterol, has expired in many countries, including the United States and European Union, as of 2021. However, specific expiration dates can vary by region and formulation, so it's essential to verify the status with local regulatory authorities or patent databases. Generic versions may already be available in some markets.
no they do not expire, however they become unpreditable. they may explode instead of launching.