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Did the Soviets do patents?

Russian patent system was officially launched in 1812 by Imperator Alexander I in his "Chartered Rights Manifesto", however some patent-like preferences were used since 1748. The patent legislation ...
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  • 76
2 votes

How was the period for patent protection chosen?

You have a lot of interesting questions, and the subject of patent term length is actually very important to the tech industry. I would suggest the paper An Empirical Study of the Twenty-Year Patent ...
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1 vote

Did the Soviets do patents?

I attended a seminar last month about Patent and Intellectual property issues. One of the speaker from Patexia discussed the history of patent and cited some countries. One of the countries mentioned ...
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1 vote

How was the period for patent protection chosen?

Patents were systematically granted in Venice as of 1450, where they issued a decree by which new and inventive devices had to be communicated to the Republic in order to obtain legal protection ...
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1 vote

How was the period for patent protection chosen?

I can't provide historical context for the reason 20 years is the term for utility patents, but I can say that it didn't originate in the US. Up until June 8, 1995 the term for US patent was 17 years ...
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  • 8,994
1 vote

Does part ownership in a patent mean the owner was a contributor to the invention?

No. Ownership is largely independent of inventorship, as patents can be sold, traded, and gifted just like any other form of property.
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  • 539
1 vote

How can I determine the date of a patent sale?

Patent sale date can be determined in following ways:- Check the respective patent office Patent Register e.g. US patent USPTO Assignment Database Check online News Articles or Press releases. ...
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  • 2,075
1 vote

Did the inventor present a working model for this patent

Yes, this means that a model was submitted or presented by the inventor. Patent models were required in the US from 1790 to 1880, but the rules have since changed. If no models was provided, then ...
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