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Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agentGeneral practice lawyer in Toronto, ON

Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent is a general practice lawyer at 18 King St E #1220, Toronto, ON M5C 1C4, ranked #8 of 39 intellectual property lawyers in Toronto and rated 4.8 from 17 Google reviews. Open 24 hours a day, 7 days a week.

Facts on this profile come from public sources and from the firm. This is not legal advice, and contacting the firm does not make it your lawyer. Check the lawyer’s standing with the state bar or law society before you hire.

Toronto, ONUpdated 0 paid placements in any rankingHow we rank

Call (416) 867-1628Website ↗

Key facts

Key facts about Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent
Address18 King St E #1220, Toronto, ON M5C 1C4Get directions
Phone(416) 867-1628
Websitecrookston.ca
HoursOpen 24 hours, 7 days a week
Google rating4.8 from 17 Google reviews

Practice areas

Each practice area shows the evidence we matched it on.

Service area

Serves Toronto and 11 towns within 40 km: East York, Willowdale, North York, Etobicoke, Scarborough, Vaughan, Mississauga, Richmond Hill, Markham, Brampton and Oakville.

Based in Toronto, ONView on map

Opening hours

Opening hours for Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Questions about Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent

How is Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent ranked in Toronto?

Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent is ranked #8 of 39 intellectual property lawyers in Toronto by LFR Score, with 58 out of 100 as of November 2026. The score weighs reputation, bar status, review volume, recency, availability, practice focus, proximity, claimed profile and law firms ranked reviews. No business can pay to change its rank.

What are Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent’s hours?

Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent serve?

Serves Toronto and 11 towns within 40 km: East York, Willowdale, North York, Etobicoke, Scarborough, Vaughan, Mississauga, Richmond Hill, Markham, Brampton and Oakville. The list is based on the business's location and the usual service radius for general legal matters. Confirm your address is covered when you call.

What do Google reviews say about Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent?

Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent has a rating of 4.8 from 17 Google reviews. The LFR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent?

Call Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent on (416) 867-1628. The business is at 18 King St E #1220, Toronto, ON M5C 1C4. Its website is linked in the key facts on this page. Ask how the firm charges before the first meeting, and keep confidential details for after its conflict check.

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Compare nearby general practice lawyers

Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent compared with nearby businesses
BusinessRankLFR ScoreGoogle ratingSaturdaySundayDistance away
Jonathan Mesiano-Crookston, lawyer, patent agent, and trademark agent (this business)—584.8 (17)YesYes
JZC Intellectual Property Law - Patents Trademarks and Litigation#6584.9 (57)NoNo21.0 km
LCG: Levin Consulting Group#7585.0 (3)NoNo18.7 km
Shift Law | Copyright, Intellectual Property and Trademark Lawyer#9575.0 (23)NoNo4.5 km

See all 39 ranked intellectual property lawyers in Toronto