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0answers
9 views

Do divisional, continuation, and continuation-in-part affect expiration dates for patents filed prior to June 8, 1995?

As noted in an answer regarding the expiration of US 5,618,582, the effective expiration date of the patent was calculated as: The patent application was filed on June 7, 1995 and issued on April ...
3
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1answer
18 views

What is the process for filing a continuation-in-part?

I need someone to provide me with a detailed explanation for the process for filing a continuation in part within one year of originally filing for a patent. I know you pay the same fees as you did ...
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1answer
32 views

Sell patents from patent family to different buyers?

I have filed a Continuation, that focuses on a totally different aspect of the invention, and, if and when granted, expect the Continuation patent to be worth more than the original patent. Assuming ...
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0answers
11 views
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2answers
39 views

Fixing a poorly written patent application that has not been published

I have a patent application that was poorly written. There have been no office actions on the merits and the application has not published. I want to basically rewrite the app, or at least change it ...
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2answers
56 views

Obligation to sign new declaration for new continuation application

I am named as an inventor on a patent that I assigned to company A 17 years ago. At the time, I was employed by a contracting firm, company B, which was under contract to company A. Some time after ...
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2answers
173 views

Parent patent expired due to non-payment - are issued continuations still valid?

US patent 5938197 shows that it is expired due to non-payment (according to the search here: http://portal.uspto.gov/pair/PublicPair ). This patent has several children/continuations. Does the fact ...
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0answers
38 views

Need to re-submit prior art for a continuation if already submitted for the parent?

Application 14/192087 is a continuation of application 13/962607 (pub. no. 20140042670), "Photo booth for three-dimensional images." I have submitted prior art as a third party to the USPTO to try to ...
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1answer
32 views

Chaining unrelated inventions

I asked this question and it seems there divisional applications can have the same detailed description. I know that before the patent is issued, I can file another application claim priority date of ...
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1answer
38 views

Do divisional applications have the same detailed description?

I read some patents, it seems they were divided from a single application as the detailed descriptions are the same. The question is, when an application is divided into multiple applications ...
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1answer
105 views

Continuing patent application strategy?

A good strategy is filing continuing patent to close holes in claims, so here is my question: Can continuing patent application be filed the same as the prior application or it must have some changes ...
1
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1answer
37 views

Is a co-inventor listed in a patent application have to be a co-inventor in a divisional patent application?

My name is on a patent application as first inventor. My friend's name is on a patent application as second inventor. I'm planning to file a divisional patent application. Does his name have to be ...
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1answer
61 views

Provisional, publication and continuation

Suppose one files a provisional that describes methods A and B, then publishes a paper describing methods A and B, then files a non-provisional that claims the benefit of the provisional and describes ...
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3answers
541 views

Can I file a continuation / divisional on an issued patent

A patent application that I wrote issued as a patent in August 2013. I have not claimed a few features that were disclosed in the specification. Is it possible to file a continuation / divisional ...
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1answer
106 views

Continuation patent and novelty

Even though it is usually described that continuation patents are mainly used to broaden or change claims about a disclosure made in a parent patent application, I am led to understand they can also ...
1
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1answer
74 views

patent continuation

I filed a patent application a month ago. Now I found a simpler way of doing very similar thing to what I had described, basically eliminating one of the main 3 blocks of the invention. So I'm going ...
7
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2answers
5k views

What is a continuation patent?

I understand that a continuation patent builds upon an existing patent (or application) by the same inventor. However, I find some aspects to be murky and prone to misuse. Specific questions follow: ...