PATENTS FOR VALENTINE’S DAY
(1) Climbing or trailing rose (Plant Pat. 1)
The first plant patent ever granted was to a Mr. Henry F. Bosenberg in 1931, roughly a year after plant patents became legal. Mr. Bosenberg intended to lengthen the amount of time that a climbing rose would bloom in order to match the longer blooming period of non-climbing roses.
(2) Greeting card with electronic sound recording (EP 555,233)
Everyone’s favorite—musical greeting cards—were patented by Ellen Bumpus Johnson and Daryl Leonard Ivey on July 23, 1997.
(3) Method of making a heart-shaped diamond (US Patent No. 6,434,805)
Ami Haimoff’s new way to make heart-shaped diamonds in 2002, involving cutting two pear-shaped diamonds and placing them side-by-side.
(4) Heart-shaped chocolate (US Patent No. D449,147)
Chocolates are the most popular Valentine’s Day gift, Verlooy Herwig obtained a design patent on heart-shaped chocolate in 2001.
(5) Love Box (US Patent No. 4,194,629)
To get a little love, open it for a short time. To get all of a person’s love, leave it open all the time, patents was obtained by Dale A. Ledman and George Spector in 1980.
(6) Heart-shaped living horticultural plants (US Patent No. 4,993,184)
Valentine’s Day living horticultural plants were patented on February 19, 1991 by Gene L. Howe.
(7) Kissing Shield (US Patent No. 5,727,565)
The kissing shield patent was granted to Deloris Gray Wood in 1998. 
(8) Heart-shaped umbrella (US Patent No. D592393)
Celebrate Valentine’s Day with this heart-shaped umbrella, the patent was granted to Nick Clarke in 2009.
(9) Heart-shaped pepperoni slice (US Patent No. D491338)
William C. Arbaugh II brought us the heart-shaped pepperoni slice in 2004 to celebrate Valentine’s Day.
