History of barbed wire: In which year was barbed wire first granted a U.S. patent? Context: Joseph Glidden's improved design became the dominant commercial form. Choose the correct year.
General Knowledge
Inventions
Difficulty: Easy
Choose an option
Answer
Correct Answer: 1874
Explanation
Given data
- Question asks for the year barbed wire was patented.
- Associated with Joseph Glidden's improved, commercially dominant design.
Concept / ApproachMultiple barbed-wire patents appeared in the 1870s, but the breakthrough and most famous U.S. patent is Joseph Glidden's, issued in the mid-1870s.
Answer reasoningJoseph Glidden received U.S. Patent No. 157,124 on October 27, 1874 for his barbed-wire improvement, which became the market standard.
Common pitfalls
- Picking 1873 or 1875, which are close but incorrect for Glidden's grant date.
- Confusing earlier barbed-wire ideas with the iconic, mass-adopted patent year.
Final Answer1874.