A chemical patent, pharmaceutical patent or drug patent is a patent for an invention in the chemical or pharmaceuticals industry. Strictly speaking, in...

of patents. Particular types of patents for inventions include biological patents, business method patents, chemical patents and software patents. Although...

patent 0,147,313 – Chemical Telegraphs U.S. patent 0,147,314 – Circuits for Chemical Telegraphs U.S. patent 0,147,917 – Duplex Telegraphs U.S. patent...

more) free valence(-s) at a carbon atom. The term is often used in chemical patent literature to protect claims over a broad scope.[citation needed] Acetonyl...

business, patent trolling or patent hoarding is a categorical or pejorative term applied to a person or company that attempts to enforce patent rights against...

nostrums were actually patented; chemical patents did not come into use in the United States until 1925. Furthermore, patenting one of these remedies would...

the same chemical substance as a drug that was originally protected by chemical patents. Generic drugs are allowed for sale after the patents on the original...

A software patent is a patent on a piece of software, such as a computer program, libraries, user interface, or algorithm. A patent is a set of exclusionary...

chemistry, a chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or...

patent for using carbon tetrachloride (CTC, or CCl4) to extinguish fires. The liquid vaporized and extinguished the flames by inhibiting the chemical...

Patent infringement is the commission of a prohibited act with respect to a patented invention without permission from the patent holder. Permission may...

A patent application is a request pending at a patent office for the grant of a patent for an invention described in the patent specification and a set...

of law, an invention is patentable if it meets the relevant legal conditions to be granted a patent. By extension, patentability also refers to the substantive...

tax patents in general. Chemical patent – patent for an invention in the chemical or pharmaceuticals industry. Not a special legal form of patent. Design...

A biological patent is a patent on an invention in the field of biology that by law allows the patent holder to exclude others from making, using, selling...

A patent office is a governmental or intergovernmental organization which controls the issue of patents. In other words, "patent offices are government...

received a patent for applying a chemical composition in the preparation of hides, skins, and leather to give "a beautiful gloss". However, patent leather...

than chemicals and pharmaceuticals and especially unproductive for the software industry. Enforcement by patent trolls of poor quality patents has led...

Trilateral Patent Offices, or simply the Trilateral Offices, are the European Patent Office (EPO), the Japan Patent Office (JPO) and the United States Patent and...

most favorable legal regime for inventors and patent owners in the world. Under United States law, a patent is a right granted to the inventor of a (1)...

Historic Chemical Landmark - American Chemical Society". American Chemical Society. Retrieved 2016-10-10. Patents for inventions. UK Patent office. 1857...

patent office. Patent examiners review patent applications to determine whether the invention(s) claimed in each of them should be granted a patent or...

In a patent or patent application, the claims define in technical terms the extent, i.e. the scope, of the protection conferred by a patent, or the protection...

Under United States patent law, a provisional application is a legal document filed in the United States Patent and Trademark Office (USPTO), that establishes...

state of the art or background art) is a concept in patent law used to determine the patentability of an invention, in particular whether an invention...

contractor organizations (e.g. TRW) used a chemical reaction to provide the atomic fluorine, a concept included in the patent disclosure of Spencer et al. The latter...

of patents and patent law is generally considered to have started with the Venetian Statute of 1474. There is some evidence that some form of patent rights...

This is a list of special types of claims that may be found in a patent or patent application. For explanations about independent and dependent claims...

chemiluminescent material" U.S. patent 3,774,022 Gilliam, C and Hall, T. (1973-10-09) "Chemical lighting device" U.S. patent 3,764,796 Richter, H. and Tedrick...

development. During his tenure at Lotte, he co-authored at least one chemical patent. He co-authored several research papers, as well. While juggling his...