When he finally sent details of his invention to the Patent Office on February 14th, 1876, it was too late.

当他终于在1876年2月14日将他发明的细节寄给专利局时，已经太晚了。

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This amazing invention is a brain child of John Vaaler a Norwegian patent clerk in 1890.

1890年，这个非凡的发明诞生于挪威专利局职员John Vaaler的孩子手上。

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In the late 16th century, Hans Lippershey, an eyeglass-maker in Holland, applied for the first telescope patent, claiming invention of a device that made distant objects on Earth appear closer.

16世纪晚期，荷兰的一个眼镜工匠汉斯·利伯希(Hans Lippershey)申请了第一个望远镜专利，声称发明了一个能使地球上远处的物体看起来更近的装置。

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The government gave a patent to Edward J.Claghorn of New York City so that others would not copy his invention.

VOA: special.2010.02.09

A patent forbids others from copying an invention and makes the invention valuable in the world of business.

VOA: special.2009.05.13

The question was whether a business method is enough of an invention to receive a patent.

VOA: special.2010.07.16

On June 26, 1801 (or rather on 7 Messidor Year 9, since the Republic calendar was still in force at the time), the French Minister of the Interior awarded Abraham-Louis Breguet, the founder of Breguet, a patent for the invention of the tourbillon.

FORBES: Breguet Launches Tourbillon Exhibit in Geneva

As it turns out, the crux of the invention was head-slappingly simple: though a patent-pending idea Smith calls "get out of the way control, " the unit measures the load on each joint as its operator moves about, and figures out the direction it needs to move in 3-D space to literally move out of the way.

ENGADGET: Raytheon's Sarcos XOS 2 military exoskeleton just does the heavy lifting -- for now

As proposed, any strategy for reducing, avoiding, or deferring tax liability, whether known or unknown at the time of the invention or application for a patent, would not qualify.

FORBES: Beware Patented Tax Strategies