Historedia
Episode 3 of 3

Haish S-Barb Patent

When
August 1875
Where
Patent Office
Part of
Barbed wire exhibited at De Kalb and mass-production patented

Jacob Haish secured a patent for his S-barb design in August 1875, which became the foundation for his business.

Haish had patented three styles of barbed fencing by June 1874. His S-barb patent was granted in August 1875, leading to a legal battle with Glidden over design novelty.

Sources

  1. Jacob Haish Wikipedia, revision of 2026-07-26

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.