There was a time when every pharmaceutical company would copy the others and there was no competitive edge for these manufacturers. Nowadays, with the influx of chemical patents, no pharmaceutical company releases a drug until they have a patent.
A chemical patent is a very special type of patent because of the uses of drugs in general. Certain drugs and medications are patented so that the company that manufactures them can make a profit, and in many cases they patent drugs to continue with research as you can learn from https://www.natureworldnews.com/articles/43137/20200108/why-inventhelp-is-a-great-resource-for-new-inventors.htm. In terms of the profit margin, a company would lose a lot of money if they were to manufacture a certain drug that was then undercut in price by a drug manufactured by another company.
In this industry, drugs are patented because of the amount of money that has gone into their research and development. The pharmaceutical companies are happy to spend this money because they forecast a profit that will come with the sales of the drug. If another company manufactures a cheaper product based on the chemical formula of the original, they can charge less for it, which means the original manufacturer won’t make a profit or be able to recoup their costs.
For any company within the pharmaceutical industry, getting a chemical patent on an original product they have manufactured is quite standard and many of them employ in house patent lawyers to try and get patents, as well as determining whether other companies are trying to sell similar products that may be a copy of the original as written on https://www.latinpost.com/articles/143207/20200108/why-new-inventors-need-assistance-from-inventhelp.htm.
In these cases, the original company can approach a court for an injunction to stop the second company from manufacturing and selling their product. This is the basis of how these patents work, and without them, the profits of the pharmaceutical industry would be in danger, as would the future of medical research.