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Styrofoam has a variety of uses. Styrofoam is composed of 98% air, making it lightweight and buoyant. [6] DuPont produces Styrofoam building materials, including varieties of building insulation sheathing and pipe insulation. The claimed R-value of Styrofoam insulation is approximately 5 °F⋅ft 2 ⋅h/BTU for 1 inch thick sheet. [7]
Proprietary drug are chemicals used for medicinal purposes which are formulated or manufactured under a name protected from competition through trademark or patent. [1] The invented drug is usually still considered proprietary even if the patent expired. [2] When a patent expires, generic drugs may be developed and
In the United States and Canada, "styrofoam" is often used as a generic term for disposable foam cups, plates, coolers and packing material, although these are made from a different polystyrene product than true Styrofoam Brand Foam, [210] which is made for thermal insulation and craft applications. [211] Tannoy: Public-address (PA) system ...
In order for a generic drug manufacturer to win approval of a drug under the Hatch-Waxman Act, the generic manufacturer must certify that they will not launch their generic until after the expiration of the Orange Book-listed patent, or that the patent is invalid, unenforceable, or that the generic product will not infringe the listed patent.
Generic, brand and reimbursement (drug tariff) price decay. Branded manufactures may build ongoing contracts with wholesalers so that the brand continues to be dispensed in pharmacies even though the prescriptions are generic. This means that an originator may offer an advantageous price to undercut the generic or parallel import. Wholesalers ...
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E. W. Kemble's "Death's Laboratory" on the cover of Collier's (June 3, 1905). A patent medicine, also known as a proprietary medicine or a nostrum (from the Latin nostrum remedium, or "our remedy") is a commercial product advertised to consumers as an over-the-counter medicine, generally for a variety of ailments, without regard to its actual effectiveness or the potential for harmful side ...
When you buy a bottle of vitamins from a nutrition store, you’ll probably notice a best-by date on the bottom of the jar. But that inscribed number isn’t a hard-and-fast rule—there is some ...