Trademark & Patent Attorney, Chhabra® Law | Bay Area, California

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Patent Basics
Cease & Desist Letters



utility patent

Utility Patent

Learn more about provisional (temporary) applications and non-provisional applications. Our patent attorney can guide you with the type of patent application that best suits your needs.



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design patent

Design Patent

Design applications are often ignored by applicants (and their patent attorney) when the invention includes a functionality (that is, a utility). Whether it is a software based design or a physical/ tangible product, design applications can protect how the invention physically looks, regardless of the underlying functionality (or utility) of the invention. Our patent attorney can advise you on how to take advantage of design patents.



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A trademark protects your brand and logo. Don't let infringers misrepresent your brand and quality. While many people consider filing a trademark application without an attorney, such an approach can be problematic, especially when its time to enforce your rights. A non-obvious minor mistake (like selecting the wrong class, not selecting multiple classes, or using an incorrect phrase) is all it takes to lose your rights. Therefore, it may not be advisable to pursue a trademark without an attorney.



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patent litigation


Enforce or Defend your intellectual property rights. If you received a cease and desist, our trademark and patent attorney can craft an appropriate response.



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Corner Of The Patent Attorney

The firm's law blog

Can I protect my idea?

The simple answer is, not all ideas are patent-eligible.    35 USC Section 101 states,”[w]hoever invents or discovers any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement thereof, may obtain a patent … .”   Thus, to procure a patent, an idea should fall into one of...

USPTO Fee Schedule 2018

The fee schedule is provided below. The last time the USPTO issued a fee hike was in March 2013 when the America Invents Act became authoritative. According to the USPTO, “[t]he fee adjustments are needed to provide the Office with a sufficient amount of aggregate revenue to recover its aggregate cost of patent operations …...

The Provisional Patent – Addressing Misconceptions

  The first thing one needs to know is that there is no thing as a “provisional patent,” but rather the correct terminology is a “provisional patent application.” Why is this differentiation important? Because a patent, by itself, implies rights, and most people erroneously believe by submitting a provisional patent application they will automatically have...

Software Patents After Alice

Procuring software based intellectual property rights have become a complicated task in a post-Alice world.  In 2014, for the first time, the U.S. Supreme Court invalidated software patents in the matter of  Alice Corporation Pty. Ltd. v. CLS Bank International (June 19, 2014) (or simply Alice). This case has resulted in a fair amount of...


Sample Work

Our patent attorney has secured numerous inventions for our clients. Here are a few samples of our representative work.

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