By David Chan
On Nov. 4, 1879, Thomas Edison filed a patent application for his latest invention. A mere 84 days later, on Jan. 27, 1880, Edison was granted Patent No. 223898 for the first commercially viable incandescent bulb that later became the symbol of invention. Edison obtained over a thousand patents in his lifetime, and he often waited less than six months for the Patent Office to examine his applications and grant the patents. Unfortunately, the...
To continue reading, please subscribe.
For only $95 a month (the price of 2 article purchases)
Receive unlimited article access and full access to our archives,
Daily Appellate Report, award winning columns, and our
Verdicts and Settlements.
Or
$795 for an entire year!
For only $95 a month (the price of 2 article purchases)
Receive unlimited article access and full access to our archives,
Daily Appellate Report, award winning columns, and our
Verdicts and Settlements.
Or
$795 for an entire year!
Or access this article for $45
(Purchase provides 7-day access to this article. Printing, posting or downloading is not allowed.)
Already a subscriber?
Sign In