These were made between and They were first made in Buffalo in and for several years after. I have a jar that only says Mason on it. See if your jar is an off-size. There have been a number of mason jars produced over the years that have spelling errors and other mistakes printed on the jars, and these can be compared with reference materials to date the jars.
These are called mold numbers.
Could Your Old Mason Jars Be Valuable? Check For These Tell-Tale Signs
BetweenBall jars used block print, but even when the logo switched to cursive the shape of the letters changed a little bit each time. Read this article top to bottom; I'm now a pro Ball collector! I hadn't even noticed that before reading this article. Check the logos below against the logo on your jar. I have a half gallon aqua mason jar with Mason's N Patent Nov 30th on it.