March 17, 2021
St. Patrick’s Day in Patent History
It’s St. Patrick’s Day, and a good time to review how it is celebrated in the records of U.S. Patent Office.
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP Patented Shamrock Bottle Opener for St. Patrick's Day](https://patents.hdp.com/wp-content/uploads/2021/03/image-1024x651.png)
U.S. D505846 Covers a Shamrock Shaped Bottle Opener
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP A patent for a shamrock decoration for St. Patrick's Day](https://patents.hdp.com/wp-content/uploads/2021/03/image-7.png)
U.S. Patent No. D460716 covers a Shamrock Decoration
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP A Bingo Dobber for St. Patrick's Day protected by a patent](https://patents.hdp.com/wp-content/uploads/2021/03/image-2.png)
U.S. Patent No. D529549 covers a Shamrock Bingo Dobber
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP A design patent protects this Shamrock cookie die](https://patents.hdp.com/wp-content/uploads/2021/03/image-3.png)
U.S. Patent No. D445315 covers a Shamrock Cookie Die
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP A patent protects this light-up shamrock necklace](https://patents.hdp.com/wp-content/uploads/2021/03/image-4.png)
U.S. Patent No. 7,393,113 covers an Illuminating Necklace with shamrock lights
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP Image of a patent drawing featuring a shamrock design](https://patents.hdp.com/wp-content/uploads/2021/03/image-5-1024x429.png)
U.S. Patent No. 10092020 covers Non-Contact Printed Comestible Products and Apparatus and Method for Producing Same which can include a shamrock design
![St. Patrick’s Day in Patent History | IP Law Firm | Harness IP Image of a fountain with shamrock design protected by a U.S. Patent](https://patents.hdp.com/wp-content/uploads/2021/03/image-6.png)
U.S. Patent No. D454613 covers a Shamrock Fountain