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Patent Criticalities

The things that quietly decide whether an invention can be protected - explained before they cost you anything.

Showing 17 of 56.

Critical

Your specification does not support your claim

You can only claim what you described. When an examiner cites prior art and the obvious answer is to add a limitation you never wrote down, there is nothing to amend…

During draftingAdvanced
High

Why a good invention still gets a Section 3 objection

A section 3 objection is a subject-matter objection, and it is answered by evidence and framing rather than by arguing about the prior art. Each clause has its own t…

During examinationAdvanced
High

Software claimed as software

You cannot patent a computer programme per se. You can, on current Indian authority, patent an invention that happens to be implemented in software if it delivers a …

During draftingAdvanced
High

Your claim is broader than your invention

Breadth is not free. Every extra millimetre of claim scope pulls in more prior art and demands more disclosure to support it. A claim that reaches beyond what you ac…

During draftingAdvanced
High

The description is thinner than the claim needs

A patent is a trade: a monopoly for a teaching. If the teaching would not let a competent person in your field reproduce the invention across the width of the claim,…

During draftingAdvanced
High

Nobody decided what the priority date was for

Priority is not a property of your application. It attaches, claim by claim, to whatever was fairly disclosed in the filing you are relying on. Treating it as a sing…

Before filingAdvanced
Critical

Filing abroad first, without permission

A person resident in India may not apply outside India for a patent without written permission from the Controller, unless an application for the same invention was …

Before filingAdvanced
Critical

The thirty-one months that ended the case

If a PCT application does not enter the Indian national phase within thirty-one months of the priority date, it is treated as withdrawn so far as India is concerned.…

During examinationAdvanced
High

Somebody is reading your published application

Publication makes your application visible to everyone who competes with you. In some industries, opposition is a routine part of the landscape rather than an except…

During examinationAdvanced
High

The case turns on what one word means

Before anyone asks whether a product infringes, the court decides what the claim means. That single decision then governs both infringement and validity - which is w…

After grantAdvanced
High

What you said to the examiner is a public document

Every argument, amendment and concession made to get a patent granted sits on a public file that anyone can inspect. It is the first thing an opponent's counsel read…

During examinationAdvanced
High

Why enablement and support are different objections

Support asks whether the claim is fairly based on what you described. Enablement asks whether a skilled person could actually perform it across the claim's width. Th…

During examinationAdvanced
High

The divisional you could no longer file

A divisional application must be filed before the parent is granted. That is a moving target you do not control - and it is the single most common way that valuable …

During examinationAdvanced
High

What you can and cannot change after filing

After filing, you can narrow, correct and explain. You cannot add. Every amendment has to be supported by what was disclosed in the specification as filed - which is…

During examinationAdvanced
Medium

Everything is obvious once you know the answer

Once you have read the invention, the route to it looks inevitable. Combination objections often rely on that effect - so the reply has to force the analysis back to…

During examinationAdvanced
High

The data you did not generate

In chemistry, biotechnology, pharmaceuticals and food technology, several of the objections you will face can only be answered with comparative data. If nobody gener…

Before filingAdvanced
High

The form that can revoke a patent

Section 8 requires you to tell the Indian Patent Office about corresponding applications filed abroad. It is administrative, it is easy to overlook in a large family…

During examinationAdvanced

LowWorth knowing
MediumCould create complications
HighCan materially affect protection
CriticalAct before proceeding

This is the Ragulika IP Educational Criticality - our own editorial prioritisation device, to help you decide what to read first. It is not a legal score, it is not calculated from your facts, and it says nothing about the strength of any particular application.

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Educational guidance, not legal advice. This material is published by Ragulika IP for general education and information. It is not legal advice, it does not create a professional-client relationship, and it is not a substitute for advice on your own facts. Patentability, infringement, prosecution strategy and every other IP outcome turn on the specific facts and on the law and Patent Office practice as they stand at the time you act. Please take professional advice before making a decision, and read the underlying provision or judgment before relying on any point stated here.