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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 6083488 | Barrier to plaque formation A denture cleansing agent containing a film forming material for preventing plaque formation. The denture cleansing agent may be a denture cleanser tablet, and the film forming material may be a polyoxyethylene oxide/vinyl acetate copolymer.... | 07/04/2000 |
| 5902110 | Bone regeneration A method for reducing bone resorption at tooth extraction sites by topically applying a prostaglandin inhibitor, such as a non-steroidal anti-inflammatory drug (NSAID) to the affected area. The preferred NSAID is ketoprofen. The composition may also inclu... | 05/11/1999 |
| 5753602 | Chlorine cleanser tabletting process and product An improved process for the compression and tabletting of solid sustained release toilet bowl cleaners comprises the addition of a small amount of an anionic surfactant which produces a suitably compressed tablet with controlled rates of dissolution for l... | 05/19/1998 |
| 5750591 | Denture adhesive containing partial zirconium, calcium, sodium gantrez salt A denture adhesive with significantly improved hold performance is comprised of the mixed partial salts of polymethyl vinyl ether maleic acid. At least one of said salts comprises zirconium while a second salt is selected from the group consisting of calc... | 05/12/1998 |
| 5736158 | Partial denture cleanser with fluoride A composition for the cleaning and protection of partial dentures and the associated natural teeth of the wearer consisting essentially of a peroxy bleach cleanser in an amount of from about 5.0 wt % to about 70.0 wt % of the total weight of the compositi... | 04/07/1998 |
| 5696181 | Denture fixative An improved denture adhesive composition is comprised of a highly cross-linked lower alkyl ether/maleic acid or maleic anhydride copolymer in which up to about 85% of the initial free carboxyl groups are reacted with one or more cross-linking agents. The ... | 12/09/1997 |
| 5561177 | Hydrocarbon free denture adhesive An improved denture adhesive that exhibits superior tack, adhesion, cohesive strength and spreadability characteristics is made from a hydrocarbon-free base consisting of a mixture of medium length chain triglycerides which have been mixed with a small am... | 10/01/1996 |
