Kerr Mason jars are among the most popular and collectible Mason jars today. Named after their inventor, John Kerr, these jars were first produced in 1913. They were designed to be used with a new type of canning lid that Kerr developed, which was easier to seal than the traditional style of canning lid.
Kerr Mason jars were produced until 1960, when the company was bought by Ball Corporation. Today, Kerr Mason jars are highly sought-after by collectors and are often used for decoration or as storage containers.
- Find an old Kerr Mason jar at a flea market or antique store
- Clean the jar to remove any dirt or grime
- Inspect the jar for any cracks or chips
- Hold the jar up to the light to check for any air bubbles in the glass
- Flip the jar over and look for the Kerr logo on the bottom
- If it is present, then you have a Kerr Mason jar from around 1913-1923
- If there is no logo, then your jar is from after 1923
A 1915 Kerr MASON JAR
How Do You Date a Kerr Jar?
Kerr jars are one of the most popular and collectible canning jars on the market. Dating these jars can be a bit tricky, but if you know what to look for, it can be easy to date them. Here are some tips on how to date Kerr jars:
First, check the bottom of the jar. Most Kerr jars will have a patent date stamped on the bottom. This can help you determine when the jar was made.
Another thing to look for is the embossed Kerr logo. Over time, this logo has changed slightly, so by looking at the logo you can often get a good idea of when the jar was made.
Finally, take a look at any other markings on the jar.
These may include things like “Made in USA” or other production codes that can help you narrow down the date range for your jar.
With these tips in mind, dating Kerr jars can be easy and fun!
How Old is a Kerr Self Sealing Mason Jar?
Kerr self sealing jars were first introduced in 1913. The Kerr company was founded in 1884 by Alexander H. Kerr. He started out as a fruit jar manufacturer and later added canning lids to his product line.
The Kerr name is embossed on the back of the Mason jars along with the patent date, Nov 18, 1913. This was the date that Alexander Kerr applied for his patent for the self-sealing lid. The patent was granted on Dec 3,1913 .
So if you find a Kerr Mason jar, you can be sure it is at least 100 years old!
How Can You Tell How Old a Mason Jar Is?
The most common ways to date a mason jar are by the patent date or the manufacturing company. The patent date is usually found on the bottom of the jar and indicates when the design for that particular style of jar was first patented. The manufacturing company can often be determined by the jars markings.
Ball, Kerr and Atlas are among some of the more commonly found brands.
What Does the Number on the Bottom of a Mason Jar Mean?
The numbers on the bottom of a mason jar are called mold numbers. They were originally used to identify the mold that was used to make the jar, but they now serve as a date code. The first two digits indicate the year the jar was made, and the last three digits indicate the day of the year.
For example, if a jar has the number 13 on it, that means it was made in 1913. If it has the number 701 on it, that means it was made on January 1st.
Credit: glassbottlemarks.com
Vintage Kerr Mason Jar Value
If you’ve ever stumbled upon a dusty old mason jar at a flea market or garage sale, you may have wondered if it’s worth anything. The truth is, many vintage mason jars are highly valuable and can fetch quite a price at auction.
The most sought-after mason jars are those made by the Kerr Glass Manufacturing Company.
These jars were produced between 1885 and 1923 and are distinguished by their embossed “Kerr” logo on the front. They come in a variety of sizes and colors, but the most prized are the half-gallon blue jars.
So, how much is a Kerr mason jar worth?
Prices can range from $20 for a common jar to over $1,000 for a rarer model in good condition. If you think you may have a valuable Kerr mason jar hidden away somewhere, it’s definitely worth taking it to an appraiser or auction house to get an expert opinion.
Vintage Kerr Mason Jars
Kerr Mason jars are a classic staple in the kitchen. These timeless jars have been used for canning and preserving food for generations. They are also perfect for storing dry goods, such as flour and sugar.
Kerr Mason jars are made of high-quality glass that is durable and chip-resistant. The screw-top lid creates an airtight seal that keeps contents fresh.
Kerr Mason jars come in a variety of sizes, making them versatile for any number of uses.
Choose from half-pint, pint, or quart sizes. Kerr Mason jars can be found at most major retailers, as well as online. Prices start at around $10 per jar.
Kerr Self Sealing Mason Jar 1915
Kerr self-sealing mason jars were introduced in 1915. The Kerr company was founded in 1858 by Alexander H. Kerr, a Philadelphia tinsmith. In 1885, Kerr moved his business to the San Francisco Bay Area and began making fruit jars.
Kerr’s self-sealing mason jars were designed to be used with his own metal lids and rubber rings. The jars were made of glass with a zinc screw-on lid. The rubber ring fit into a groove on the underside of the lid and sealed the jar when it was screwed shut.
Kerr’s self-sealing mason jars were an improvement over previous designs because they did not require a separate rubber seal or metal band to hold the lid in place. The jars were also easier to open and close than other types of canning jars. Kerr’s self-sealing mason jars quickly became popular with home canners and are still widely used today.
Kerr Self Sealing Mason Jar 505
Kerr self sealing mason jars were introduced in 1913. The Kerr Company was founded in 1858 by Alexander H. Kerr. He started out as a tinsmith and eventually began manufacturing canning supplies.
The self sealing lid was invented by John L. Mason, who also invented the screw-on canning lid. Kerr obtained the patent for the self sealing lid and began production of these jars.
The 505 series jar is a half gallon size jar that was produced from 1913 to 1960.
These jars were widely used for canning fruits and vegetables as well as for storing dry goods such as flour and sugar. The 505 series jars are embossed with “Kerr” on the front and have the word “Mason” on the side along with the number 505. The bottom of the jar is embossed with a patent date of March 3, 1903 which is when John L. Mason received his patent for the screw-on canning lid.
If you are lucky enough to find one of these vintage jars, they make great storage containers or decorative pieces for your home.
Kerr Self Sealing Mason Jar 501
Kerr Self Sealing Mason Jar 501 is a great product for canning. It has a wide mouth and is easy to use. The self sealing feature is great, as it allows you to seal the jars without having to heat them in a canner.
This is a great time saver, as you can simply seal the jars and then store them in your pantry or basement.
Kerr Self Sealing Mason Jar 503
Kerr self sealing mason jar 503 is a canning jar that was produced by the Kerr Glass Manufacturing Company. The jar was first introduced in 1915 and production continued until 1966. The jars were made of clear glass with a metal screw on lid.
The lid had a rubber seal that created an airtight seal when the lid was tightened. These jars were used to preserve food such as fruits, vegetables, and meats.
Kerr Jars Website
Kerr Jars have been around since the early 1900s and were originally made in Ohio. The company has changed hands a few times over the years, but is currently owned by Ball Corporation. Kerr Jars are most commonly used for canning fruits and vegetables, but can also be used for other things like storing dry goods or as decoration.
The Kerr website provides a lot of information on canning and recipes that can be made with canned goods. There is also a section on the history of the company and how to contact them if you have any questions or comments.
Conclusion
Kerr Mason jars are a type of jar used for canning and preserving food. They were first produced in 1903 by the Kerr Glass Manufacturing Company. The company was founded by Alexander H. Kerr, who had previously worked for the Ball Brothers Glass Manufacturing Company.
Kerr Mason jars are made of glass and have a screw-on lid with a rubber seal. The jars come in various sizes, but the most common size is the quart (32 oz) jar. Kerr also produces half-pint (16 oz), pint (24 oz), and gallon (128 oz) jars.
To date a Kerr Mason jar, look for the word “Kerr” on the bottom of the jar. The word “Mason” should also be embossed on the side of the jar, just below the screw thread. If both of these markings are present, then you have a genuine Kerr Mason jar.