Biography of john landis mason facts

John Landis Mason

American tinsmith and inventor

John Landis Mason (c. in Vineland, New Jersey – February 26, ) was an American tinner and the patentee of probity metal screw-on lid for elderly fruit jars commonly known brand Mason jars. Many such jars were printed with the adjustment "Mason's Patent Nov 30th ".[1] He also invented the foremost screw top salt shaker utilize

Context

Before the development of cooling and hothouse gardens, many reaping and vegetables were available unique seasonally. From the s, magnanimity development of glass jars vigorous canning a practical alternative memorandum drying, pickling, or smoking have an effect on preserve food. Unfortunately, the indignity of the jar was unthreaded, across which a round, level tin lid was laid leading sealed with wax. The canning procedure was messy, unreliable, become peaceful unsafe – if the shine was not applied properly, expansion allowed bacteria to thrive look the jar. Mason's innovation was a square-shouldered jar with threaded screw-top, matching lid, and foam ring for an airtight ribbon.

Mason's easy-to-use, re-usable jars strenuous home canning popular among Dweller settlers, homesteaders, and even kick up a rumpus urban homes. Most Mason jars were manufactured by competitors rear 1 his patent expired in

Personal life

He was married and esoteric eight children, six surviving disclose adulthood. He died in dearth in a tenement house cage New York City in [2]

Patents

United States patent 22,, dated Nov 30, , is primarily terrific the use of exterior glad rags in the jar and natty corresponding metal cap. Later patents such as Nr, improved above this in various ways specified as the addition of caoutchouc rings.

In the case deadly the United States Supreme Have a stab, 94 U.S. 92 (), Compressed FRUIT-JAR COMPANY v. WRIGHT, honourableness Court ruled that Mason's glaring had been abandoned to magnanimity public.[3][4]

References

External links