Tag Archives: filing

Small Entity Fees

These are a concession made to impecunious applicants by the US and Canadian Patent Offices.  You declare to them that you are “small”, and in return for that they only charge you half fees.  So, a great deal, then? No, … Continue reading

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What are the time limits for filing a registered design application?

Most countries require a design to be ‘novel’ – this means it must not be publicly disclosed (anywhere in the world) prior to filing an application to register the design at the relevant Patent Office.  However, there are some exceptions … Continue reading

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Why US inventors should not rely on the grace period

The USA does, of course, define a “grace period” in its patent law.  This is a period of one year prior to the filing date of an application, during which the applicant’s own disclosures do not count against the validity of … Continue reading

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Should you file applications via the PCT?

The “Patent Co-operation Treaty”, or “PCT” is an international agreement allowing applicants to file a single application in their home territory, which has effect in all PCT states (which is, these days, pretty well everywhere).  This effectively postpones the deadline … Continue reading

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When do I need to file my patent application?

There are three limiting factors. First, you must file it before you publish the idea yourself. Telling others in strict confidence is ok (provided that they abide by that agreement), but any other form of disclosure will potentially invalidate a … Continue reading

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