7
votes
Accepted
Filing, CIP, Con, PCT, Priority, etc and Expiration Date
Let us consider a sample patent family lifecycle, beginning in 2009.
1 Jan 2009: Provisional application PROV1 is filed.
A provisional doesn't really have a term, since it never becomes a patent. ...
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3
votes
patent life of a PCT application and royality thereof
I agree with chempatent1981's answer on the expiry. I shall therefore focus on the when damages might be due.
You have used the term "royalty period". However, as far as I know, that is not really a ...
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2
votes
Is an expired patent in the public domain?
It is important to remember that a patent does not give anybody the right to do what the patent covers. For example, if I had a patent on a more effective delivery system for MDMA or LSD, having a ...
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2
votes
Accepted
Is it possible to quickly kill existing patents?
Check the unpatent.co website. It's a platform for crowdfunding of campaigns against malicious patents.
Also check Unified Patents.
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2
votes
Accepted
What copyright or patent infringements could I step into by remaking an old game?
Software as such are potentially patentable. However there is quite some limitations to this, even in the US.
See for a related question that has been answered here:Can I patent a new internet based ...
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2
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How do I re-patent a product similar to one that's had its patent expire?
That's, unfortunately, illegal.
From that link,
The public should . . . be able to act on the assumption that upon the expiration of the patent it will be free to use not only the invention ...
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2
votes
patent life of a PCT application and royality thereof
a. The US filing date is the PCT filing date. You can find this stated clearly in this useful web page http://www.bpmlegal.com/howtoterm.html (1st asterisk). 20 year life time starts from the filing ...
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2
votes
Can you patent in a futuristic idea with great detail
It depends, as George White explains, on whether the invention is sufficiently enabled. It is possible to get a patent on an invention that isn't realizable with current technology or where it is ...
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1
vote
When exactly Patent No. US 7,716,161 B2 expire?
You should use the resources at the USPTO to determine this yourself. The USPTO maintains a patent term calculator that is helpful.
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1
vote
Is patent US 5881419 A still active?
Here is how you check the status of a US patent or application. Go to the US Public Pair site. Get past the CAPTCHA and then enter the document's number to search. In this case it is a patent number ...
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1
vote
What is time to give reply to advisory action if it is received after 3 months of Final Office Action mailing date
As indicated in the Advisory Action, the date for reply will be the date of the Advisory Action as it is later than the 3 month date set forth in the final Office Action. As you will respond to the ...
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1
vote
Is this patent enforceable?
According to the US Public Pair, this patent's status is "Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362" as of 01-21-2008. While there might theoretically be a way ...
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1
vote
Is US2463439 still active?
That patent was issued on March 1st, 1949. Back then, patents expired 17 years after the issue date. Thus the patent expired on March 1st, 1966.
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1
vote
Accepted
When does this patent expire?
A US patent issued in 1955 had an expiration of 17 years after issuance. US copyright expiration has nothing to do with patent expiration.
Longer answer: The 17-year rule was changed for utility ...
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1
vote
Is this patent on a rudder innertube still valid?
US6192594 was filed on Oct. 12th, 1999 and should expire 20 years from that date assuming all fees are kept up to date. The best site to confirm the status of US patents is the US Public Pair. I ...
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1
vote
Why is there so much confusion about the expiry of this patent?
For US patents filed on or after June 8th, 1995 the expiration date is 20 years from the filing date or priority date if it claims priority from an earlier patent. This Wikipedia article covers patent ...
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1
vote
Does the Lawn Aerator Shoes hold patent? I am trying to sell lawn aerator shoes and would like to check if it has any patent
You are looking for a "freedom to operate" opinion. Few lawyers will issue those anymore because of the malpractice risk.
You'll want to (a) identify the countries where you will sell the product; (...
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1
vote
Accepted
How are patents managed internationally?
How are patents handled internationally? Which is the foremost authority on patents?
Patents are territorial in nature. So if your invention would have a market in a particular country , you would ...
1
vote
Accepted
understanding timeline of new elements to be filed in NP
Will new elements B, C be a dependent claim based on previous provisional application?
This question appears to mix a few different concepts, all of which use the word "claim" but in different ...
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1
vote
When should a person file a PCT? How can I find out which countries a PCT covers?
When to file
There are many possible answers here.
If what you are seeking to patent is already made public (in a brochure, a scientific paper, a presentation) then it is probably too late. A ...
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1
vote
Who sold and who purchased patent #4131769
Since you are the assignee, you would be the only one allowed to sell the patent. Although a patent provides you with a limited term of exclusivity, it is up to the patent owner to enforce the patent. ...
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1
vote
When does the patent on the CPR manikin (US4984987) expire?
The original filing date is November 9, 1989. A Utility patent is valid for a term of 20 years, which means this patent expired on November 9, 2009 and is no longer valid. The link you posted to does ...
1
vote
William A Clark extended expansive bit patents
The original patents were 14 year patents and would have expired in 1872. They had hearing with the patent commissioner for extensions in 1872 which would have extended the patent for an additional 7 ...
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1
vote
Original Patent document
Does this document have any worth?
The patent itself has expired and cannot be enforced against anyone who might otherwise be an infringer. If there have been an unbroken string of "follow-on" ...
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1
vote
When do the patents on RC6 (U.S. Patent 5,724,428 and U.S. Patent 5,835,600) expire?
Pat. 5,724,428 expired on Nov. 1, 2015.
Pat. 5,835,600 is a DIVISION of this patent (not a continuation of it, as another responder indicated) and will expire on April 21, 2017.
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Assigning Patents To Different People For Same Device For Over 100 Years, US 8567565 B2
It is common in patents to find a new way to solve an old problem. I have no specific knowledge in chain lubrication techniques so I can't comment on whether this patent is novel. However, looking at ...
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1
vote
Has patent US 5,195,917 A expired?
Since the patent was filed prior to June 8, 1995, it should receive the maximum of either 20 years from the filing date May 20, 1992 or 17 years from grant date Mar 23, 1993. Based on this, it should ...
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