Source :- papers.ssrn.com/paper.taf?abstract_id=206189

1. Why do you think in 1790,models were required with Patent applications in the US while these were not needed in Britain and Germany? Why do you think models were kept on display in the Patent office building till the fire destroyed them?

2. During the 1850-1950 period, which country produced more patentsthe US or Britain? Mention All the factors that could have led to this

3. "The American patent system was based on the presumption that social welfare coincided with the individual welfare of inventors". What does this mean? What economic impact did this have?

4. Is strong Patent system always beneficial for economic growth?Is there any exception? If so, explain