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John Landis Mason (c. 1832 in Vineland, New Jersey – February 26, 1902) was an American tinsmith and the patentee of the metal screw-on lid for antique fruit jars commonly known as Mason jars. Many such jars were printed with the line "Mason's Patent Nov 30th 1858". [ 1 ]
John Landis Mason, inventor of the Mason jar. In 1858, a Vineland, New Jersey tinsmith named John Landis Mason (1832–1902) invented and patented a screw threaded glass jar or bottle that became known as the Mason jar (U.S. Patent No. 22,186.) [1] [2] From 1857, when it was first patented, to the present, Mason jars have had hundreds of variations in shape and cap design. [8]
Around 1884, when the brothers discovered that the Mason Improved fruit jar patent was due to expire, their company began manufacturing canning jars in their glassworks. [9] The Ball Brothers' jars, which were produced in half-gallon, pint, and midget sizes, were manufactured during 1884, 1885, and 1886.
However, he sold off his company, White Crown Fruit Jar, in order to finance his favorite invention: the Eversharp mechanical pencil. Around 1914, Keeran invented the basic mechanism for the Eversharp , thought up the "Eversharp" trademark (inspired by the Winchester Rifle logo), and set up a company to make and sell Eversharp pencils.
Patent Application Information Retrieval (PAIR) is an online service provided by the United States Patent and Trademark Office to allow users to see the prosecution histories of United States patents and patent applications and obtain copies of documents filed therein. There are two services: Public PAIR, which allows the general public to ...
On the same day, a second patent was issued to both Cooley and Jones for their process, and two more patents were issued solely to Jones for her improved jar. [3] Later, on June 24 of the same year, Cooley obtained a patent for the device that removes air from jars, making the patent the fifth and final to constitute the Jones Preserving ...
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