Year Regular Slim
Left Right Left Right
1932 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. PENDING MADE IN U.S.A. Not Made Yet
The case is 2-7/16" tall, 1/4" taller than 1934-1936 outside hinge plate models.
1933 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. PENDING MADE IN U.S.A. Not Made Yet
Case is still 2-7/16" tall during the 1st quarter of 1933. Mid-1933, Zippo reduced
the case to 2-3/16 inches in height. True 1933's are 2-7/16" tall.
1934 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. PENDING MADE IN U.S.A. Not Made Yet
1935 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. PENDING MADE IN U.S.A. Not Made Yet
1936 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
This 1936 model must have an outside four barrel hinge and the "PAT. PENDING" logo. All
true 1936's through 1941's have to have either a flat or slightly curved outward bottom and the
2032695 patent number. The 2032695 patent number was placed on the bottom line in mid-1936.
1937-41 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
Some 1936-40 types have flat bottoms, while other 1938-41 variants have both
corners that are rounded and bottoms that are slightly curved outward.
1942 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 203695 MADE IN U.S.A. Not Made Yet
Some 1942 models have the 203695 patent number in lieu of the 2032695 patent number.
1942-45 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
All true 1943-45 models will have the 2032695 PAT. NUMBER on a steel case. These do not
have canned bottoms. The bottom of the case extends outward, even more profoundly than their
1938-1942 counterparts. These were black crackle WW II models. The word "ZIPPO" and the
type face vary during these years, with some lettering bolder and more rounded.
1946-49 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
Lighters made from 1946 to date have a canned bottom with the exception of replica lighters.
1946-49 models have a 3-barrel hinge. Spacing of the words, letters and the height of "ZIPPO"
vary during this period.
1949-50 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
The 1949-50 model has the exact same bottom markings as the 1948-49 model, but
it has a 5-barrel hinge on a chrome plated nickel/silver case.
1951 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
The 1951 model had three different bottom markings (which cannot be adequately shown here)
The spacing between the words MFG. CO. and BRADFORD vary in relation to the word ZIPPO,
and at times ZIPPO is shorter in height and words are closer together.
1952-53 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
This model had a 5-barrel chrome plated steel case. There were three bottom variations. The
bottom letterings were alike, but differed as far as the depth of the strike that was made when
stamping it. All the "shorter and more compact" logo.
1953 ZIPPO MFG. CO. BRADFORD.PA.
MADE IN ZIPPO U.S.A.
PAT. 2517191 ® PAT. PEND. Not Made Yet
This model has the "full stamp" bottom logo on a chrome plated steel case with a 5-barrel hinge.
Early 1953 models had the 2032695 patent number whereas later models had the 2517191 patent
number with the large pat. pending logo that covered most of the bottom of the lighter. In 1953
Zippo started using the registered trademark subscript, ®, as part of the bottom logo.
1954-55 ZIPPO MFG. CO. BRADFORD.PA.
ZIPPO
PAT. 2032695 MADE IN U.S.A. Not Made Yet
Very similar to the 1953 model except that it has a 5-barrel hinge on a chrome-plated brass case.
Later 1955 models began using the 2517191 patent number.
Year Regular Slim
Mid-1955 Zippo changed the Logo to a stylized "Zorro" script style slanting from lower left
side towards the upper right-hand side. The actual design is not shown in the codes below. Zippo
also began adding coding marks mid-1955. The "dots" on the left and right sides of the
Zippo logo are located near the top of the Zippo logo, but this couldn't be shown.
Left Right Left Right
1955 BRADFORD, PA.
.... ZIPPO ® ....
PAT. 2517191 PAT. PEND. .... ....
1956 BRADFORD, PA.
... ZIPPO ® ....
PAT. 2517191 PAT. PEND. .... ....
In 1956, note that one dot has been removed from the left side.
1957 BRADFORD, PA.
.... ZIPPO ® ....
PAT. 2517191 .... ....
For 1957, the left dot has returned, but the "PAT. PEND." logo has been removed.
1958 BRADFORD, PA.
.... ZIPPO ® ....
PAT. 2517191 .... ...
From 1958 to 1967, the patent numbers are centered.
1959 BRADFORD, PA
... ZIPPO ® ....
PAT. 2517191 ... ...
This is a true 1959 model, with 3 dots on the left and 4 dots on the right, but there is no PAT. PEND.
on a 1959 model. The 1960-67 models have the 2517191 pat. # centered as well as having the
dots or slashes depending on the year. From now on only the dots or slashes are shown, but the
look is exactly the same in all other ways as above.
Left Right Left Right
1960 ... ... .. ...
1961 ... .. .. ..
1962 .. .. .. .
1963 .. . . .
1964 . . .
1965 .
Zippo put no code on the bottom of a 1965 slim, so that both the regular and slim size
lighters would have the same code from then on.
1966 | | | | | | | | same
1967 | | | | | | | same
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