No, not even a little. You would need a UK patent to even attempt to enforce it in the UK. Patents are only of national significance. If one has not been issued in a particular country (for any reason), then it cannot be enforced there.
No.
Marconi had 33 US patents and 6 UK patents, for developments in wireless telegraphy.
Google Patents is a good source to see how many product patents there are. It is also a good source to apply for one.
No, there are private entities which will help you search for patents; hewever, the US Patent Office would provide the most exhaustive patent database. To apply for a US patent one must work through the US Patent and Trademark Office. Their website is http://www.uspto.gov. Yes, you must search and apply for patents through a government site. If some other sites or locations offer you patents, you should be careful and watch out for scams.
Yes, they are, but you have to apply for them.
Thomas Edison was granted 1093 US Patents - a record that has yet to be broken by a single individual. He also held a couple hundred foreign patents in the UK, France, and Germany. This goes without mentioning the 500-800 denied US applications he filed as well as other inventions he may never have had sought protection for.
99,220, including utility patents, plant patents, design patents, and reissues.
You can apply for a patent by going to the United States Patent and Trademark Office website. Click on the "Patents" tab, then follow the instructions to submit your application as a PDF file.
As software is difficult to pinpoint to a single person, there are many restrictions on software patents. For example, in the US, no patents are granted for "abstract ideas". However, one can apply for a software patent through the regular patent channels. additionally, if this does not work, one can always copyright their material.
The USPTO granted a total of 247,727 patents from 1 January 2011 to 31 December 2011, including Reissue Patents, Plant Patents, Design Patents, and Utility Patents.
No. The U.S. Constitution only applies in the U.S.
Call the UK embassy in your nearest largest city and ask them.
Check the spelling and search at UK patents.