Patents & Trademarks Questions for expired
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In Patent Process - updated on 8/18/2003
I know there are laws regarding the use of ''patent pending''. Is it ok to use a patent number in a published catalog after the patent has expired. Read More  Answer |
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In Trademark - updated on 2/26/2009
I'll try and make this short. I went into business with a person who had a trademark at one time. It had expired two years before I met him. We did not sell anything during the time we were ... Read More Answer |
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In Trademark - updated on 2/26/2009
I am a retailer of a product and have been approached by the manufacturer to purchase their company. The company manufactures one product. The product was patented in 1968 and has long expired. Th... Read More Answer |
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In Trademark - updated on 2/26/2009
I have a question I am hoping to get an answer to . a few months ago I registered 2 TM. At one time these were used in commerce but expired in the early 90s after the company went under. Rece... Read More Answer |
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In Trademark - updated on 2/26/2009
Can expired trademarks be used commercially ...are they in public domain after expiration.......... Rob Read More Answer |
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In Trademark - updated on 2/26/2009
I have, for the some years, under contract, been licensed by a corporation, and pay a royalty to them, for use of some their older trademarks on collector type items. I have now found that, even before... Read More Answer |
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In Trademark - updated on 2/26/2009
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In Patent Process - updated on 2/26/2009
Timeline: 1. Inventors A and B jointly develop invention. 2. Inventor A files Provisional-A (naming A & B as joint inventors on the cover... Read More Answer |
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In Patent Process - updated on 2/26/2009
I have a provisional application that expired last month. I did not file a non-provisional claiming priority to this provisional, but have a live non-provisional application that was co-pending with th... Read More Answer |
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In Patent Process - updated on 2/26/2009
I looked up a patent on the USPTO website, but it says nothing about the life of the patent, i.e. if maintenance fees have been paid. Read More Answer |
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In Patent Process - updated on 2/26/2009
I have developed an idea for a rotary engine. However, with my huge disappointment, I have found out that the same design was patented about 25 years ago. To my knowledge, no evidence of a working prototy... Read More Answer |
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In Patent Process - updated on 2/26/2009
I rekindled an auto accessory invention idea I had 12 years ago and began researching and developing it. I found a patent which was issued 20 years ago (almost to the day), making my utility and design obvio... Read More Answer |
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In Patent Process - updated on 2/26/2009
A friend of mine has several patents he worked on years ago. They have expired. Technology today is much more sophisticated than 30 and 40 years ago. One invention is an electrically po... Read More Answer |
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In Patent Process - updated on 2/26/2009
Can a patent for a new use of an expired patented computer system be allowed, i.e. the original patent was broad and didn't limit itself to any quantity of data parameters used in the operation of the system... Read More Answer |
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In Patent Monetization - updated on 2/26/2009
WHAT IS THE PROCEEDURE FOR AQUIRING A PATENT THAT HAS EXPIRED DUE TO NON PAYMENT OF MAINT. FEES ? Read More Answer |
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In Litigation - updated on 2/26/2009
To all, I'm new to this forum... I am sure this has been addressed in many forms, but here goes. I want to develop a fishing bait that was patented 20 years ago, but is now expired... Read More Answer |
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In Litigation - updated on 2/26/2009
I have a question... There is a patent that is expired due to non-payment. The filing date of the expired patent predates the provisional of the valid patent by 4 days. My question is a... Read More Answer |
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In Patent Process - updated on 2/26/2009
Is it possible to file an assignment after the provisional application has expired? Read More Answer |
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In Patent Process - updated on 2/26/2009
I've found a patent that I want and see that the patent has expired due to not paying maintenance fees. Am I correct in that I can now purchase the patent and if so, how do I go about buying the expire... Read More Answer |
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In Patent Process - updated on 2/26/2009
I have a product that I wish to promote that is very similar in function to a previously patented product. The product in question though has expired due to lack of maintenance fee payment. I ass... Read More Answer |
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