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2answers
63 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
23 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
15 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
26 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
37 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 ...
0
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1answer
21 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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0answers
17 views

Continuation from a provisional

I just want to make sure that I am reading the answers to similar questions correctly. Here is my question: Suppose I have a provisional app that has apparatus A and B. A non-provisonal is filed off ...
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1answer
51 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
186 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
74 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
65 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 ...
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2answers
4k 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: ...