Skip to content

St. Onge Steward Johnston & Reens LLC

Fairfield, CT Courts in Connecticut

Is this your firm?

Claim the listing to manage your profile and start earning the VERIFIED badge.

Claim this listing →

VerifiedLawFirms editorial: What the firm concentrates on — Intellectual property is the entire focus of this Fairfield, Connecticut practice, and it goes by three names that point to the same firm: St.

Each row is a check on this listing. Document checks are reviewed by an editor from evidence the firm submitted and are dated by that review; automatic checks confirm the listing's contact details are present and correctly formatted. Verification is independent of membership tier.

What we verifiedHow we verifiedStatusLast checked
Email address Automatically Confirmed 2026-07-28
Address Automatically Confirmed 2026-07-28
Phone number Automatically Confirmed 2026-07-28

Automatic checks confirm the listing's contact details are present and correctly formatted. They do not verify the firm's licensure or standing — those are the document checks an editor reviews. How we verify →

About St. Onge IP

St. Onge Steward Johnston & Reens LLC, also called St. Onge IP or SSJR, is an intellectual property law firm in Fairfield, Connecticut. It prosecutes and maintains patents and trademarks across a range of industries and in multiple countries, and it litigates in federal and state court and before the USPTO. The firm also handles copyrights and designs, unfair competition matters, TTAB and PTAB proceedings, IP portfolio management, online content and software, domain name protection, and licensing, technology transfer and due diligence work. Its clients range from independent inventors and start-ups to multinational corporations, and the firm works with them nationally and internationally.

Its attorneys cover technical fields that include chemical, life sciences, mechanical, electrical, aerospace and aviation, information and communications technologies, and trademark and brand protection. The firm states it has provided IP representation for over 60 years and has been based in Connecticut since the mid-1960s. Its office is at 857 Post Road in Fairfield, and a Florida office is also listed without an address. The firm says it offers fixed fees and other alternative fee arrangements.

Editor's Review

VerifiedLawFirms editorial

What the firm concentrates on

Intellectual property is the entire focus of this Fairfield, Connecticut practice, and it goes by three names that point to the same firm: St. Onge Steward Johnston & Reens LLC, St. Onge IP, and SSJR. The firm prosecutes and maintains patents and trademarks across industries and in more than one country. It litigates as well and takes matters into federal and state court and before the United States Patent and Trademark Office.

The firm's services reach across several related areas. It works on copyrights and designs, unfair competition claims, and proceedings before the Trademark Trial and Appeal Board and the Patent Trial and Appeal Board. The stated work also covers IP portfolio management, online content and software, domain name protection, and licensing, technology transfer, and due diligence. In my opinion the width of that list points to a practice set up to handle a piece of IP when it is first registered and again when it has to be defended.

Prosecuting a patent and maintaining one are separate jobs. Prosecution is the back and forth with an examiner that turns an application into a granted right, and it can run for years. Maintenance keeps that right alive through renewal deadlines and fee payments across the countries where it is filed. The firm's stated work covers both ends of that timeline for patents and for trademarks.

The technical ground its attorneys cover

Patent work rises and falls on technical fluency, since an examiner and an opposing lawyer both press on the details of how an invention actually works. The firm lists attorneys who cover chemical, life sciences, mechanical, electrical, and aerospace and aviation fields. It adds information and communications technologies, along with trademark and brand protection, to that spread.

A patent application in the life sciences reads very differently from one in electrical engineering, and the prosecution that follows can turn on a single claim term. Matching an attorney to the subject matter of a client's invention is one of the quieter strengths a firm of this kind can hold. The site presents that technical range as part of how the firm staffs its matters.

Brand protection sits alongside the deeper engineering fields on the same roster. Trademark and brand work leans less on laboratory detail and more on how a name or logo is used in the market and how close it runs to someone else's mark. A firm that carries both patent scientists and trademark counsel can take on a client whose problems cross those lines. The site presents that combination as standard for its team.

How filings and disputes tend to proceed

Two of the proceedings the firm names take place at the USPTO. A Trademark Trial and Appeal Board case decides disputes over the right to register a mark, and it runs on written submissions, evidence, and testimony weighed by administrative judges. A Patent Trial and Appeal Board proceeding, such as an inter partes review, tests whether an already granted patent should stand, and its outcome can reshape a company's position in a wider fight.

Court litigation adds a separate track, one that moves through a complaint, discovery, and then trial or settlement. The firm says it appears in both federal and state court. As a reviewer, I read the pairing of USPTO practice with courtroom work as a sign that the firm can meet an IP problem wherever it lands, at an examiner's desk or in front of a judge.

Licensing and technology transfer belong to a calmer side of the same practice. A license lets one party use another's patent or mark under agreed terms, and the drafting decides who carries the risk if the deal or the right runs into trouble. Due diligence, which the firm also names, is the review a buyer or investor runs before money changes hands on IP assets. Work of this kind rarely reaches a courtroom, yet it shapes how much the underlying rights are worth.

Who the firm works with

The client base described on the site is wide. It includes independent inventors and start-ups as well as multinational corporations. The firm works with them nationally and internationally, which fits the cross-border patent and trademark filing it says it handles.

Serving a solo inventor and a large corporation calls for different rhythms of work, and a firm that does both has to size its process to the matter in front of it. In my opinion that mix is worth noting for a smaller client weighing whether an IP firm will give the work real attention. The site frames the same attorneys as available across the whole client base.

Cross-border filing brings its own machinery. A patent filed in the United States often needs matching applications abroad, each with its own examiner, language, and deadlines. Coordinating those filings for a client that sells into several markets is a standing part of international IP work, and the firm says it operates on that scale.

The people the site names

The attorney page names Stephen P. McNamara as a partner. The site keeps his profile brief and gives his title without a published bio on the pages our research reached. Naming a partner does, at least, put a specific person behind the firm's IP filings.

A practice that runs on patent and trademark work depends on the credentials of the lawyers doing the filings, and a fuller roster would help a prospective client weigh that. For now the public detail here centers on the practice areas and the technical fields. The single named partner anchors that structure.

The short roster on view puts more weight on the practice-area and technical detail the firm does lay out. For a client, the useful next step is to ask the firm directly about which lawyers would handle the matter and what they have handled before. That is a question for a first conversation with the firm.

Where the firm keeps its offices

The firm puts its span at over 60 years and says it has been based in Connecticut since the mid-1960s, without printing a specific founding year. The exact start date stays open, then. What the timeline does show is a practice that has held its ground in the same state across decades.

Sixty years in one field is a long run for any firm, and it usually means a book of returning clients and filings that carry from one decade into the next. A record that long in IP work is the kind of detail a client can weigh when choosing counsel for a patent meant to last for years. Length of service says nothing about any single result, yet it does speak to steady demand.

Its home base is in Fairfield, Connecticut, and the firm frames that office as the center of its work. For a client outside the Northeast, a second base widens the map. The site also lists that second office in Florida, though it gives no address for the location.

Client reviews

No client reviews yet.

Be the first to leave a review.

Write a review

Reviews are from clients of the firm. We email you a link to confirm, then an editor checks your review before it appears. Your email stays private.

Stephen P. McNamara Partner

Contact St. Onge IP

Reach this firm directly using the details below. VerifiedLawFirms is a directory, not a referral service, so you contact the firm yourself and we never sit in between.

Address

857 Post Road
Fairfield, CT 06824-6041

Map of 857 Post Road, Fairfield, CT (see the address above for a text alternative).