SIM IP Practice
Marks & Clerk is a global intellectual property law firm founded in 1887, with 300+ patent attorneys, trade mark attorneys, and IP litigators across 15 offices in the UK, Europe, Asia, and the Americas, serving technology, life sciences, energy, and other IP-intensive clients on multi-jurisdictional patent, trade mark, and litigation mandates.
- Company typePrivate
- Founded1887
- HeadquartersLondon, United Kingdom
- Headcount11–50
- GTM typeB2B
- OfferingServices
What SIM IP Practice does
Marks & Clerk is a leading international intellectual property law firm founded in 1887 in Birmingham, United Kingdom. The firm operates as a network of limited liability partnerships and affiliated entities across 15 offices on three continents — the United Kingdom, continental Europe, Asia, and the Americas — supported by a roster of more than 300 multidisciplinary specialists comprising patent attorneys, trade mark attorneys, commercial lawyers, and IP litigators. Marks & Clerk LLP (England and Wales) serves as the primary UK entity, with separately regulated Marks & Clerk Law LLP entities for litigation and law-firm services, plus wholly owned operating entities in Canada, Singapore, Hong Kong, Beijing (as a wholly foreign-owned enterprise), and Malaysia (as a private limited company), and a Luxembourg branch dedicated to European patent validation work.
The firm delivers a comprehensive IP service portfolio spanning patent drafting, prosecution, EPO oppositions, and European patent validations across up to 43 jurisdictions; trade mark clearance, registration, opposition and portfolio management; registered and unregistered designs; copyright and trade secret advisory; IP litigation and dispute resolution (including UPC representation, with over 70 qualified attorneys following the June 2023 launch of the Unitary Patent system); commercial IP contracts; due diligence and freedom-to-operate analyses; anti-counterfeiting enforcement; domain name disputes and UDRP recovery; plant variety rights; and standard essential patent / FRAND advisory. Service delivery is organised through dedicated sector practices covering Life Sciences, Energy & Environment, Digital Transformation (AI, blockchain, quantum computing, 3D printing, extended reality, data & connectivity), Medical Technologies, Agritech, Chemistry, Transport, Aerospace & Space, Defence, Fashion & Retail, Food & Drink, Entertainment, Universities & Research Bodies, and Start-ups & Spin-outs.
Marks & Clerk generates revenue through professional fees on a quote-based, matter-by-matter pricing model, with no public fee schedule. The go-to-market is direct enterprise engagement via its 15 offices and client-liaison presence in Japan and Korea, supported by a thought-leadership and content marketing funnel through the Marks & Clerk Insights platform, Lexology and Mondaq contributions, webinars, and sector-specific events. The firm holds top-tier rankings in Legal 500, Chambers, IAM Patent 1000, WTR 1000, MIP IP Stars, The Times, and the Financial Times. Ownership is partner-led via the LLP and affiliated partnership entities, with no disclosed external institutional investors or parent company.
SIM IP Practice firmographics
Firmographics- Name
- SIM IP Practice
- Legal name
- Marks & Clerk LLP
- Website
- https://simip.com
- Company type
- Private
- Founded year
- 1887
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Marks & Clerk is a global intellectual property law firm founded in 1887, with 300+ patent attorneys, trade mark attorneys, and IP litigators across 15 offices in the UK, Europe, Asia, and the Americas, serving technology, life sciences, energy, and other IP-intensive clients on multi-jurisdictional patent, trade mark, and litigation mandates.
- Ownership category
- akta.pro rank
SIM IP Practice industry classification
Industry- Product category
- Intellectual Property Legal Services
- NAICS
- Offices of Lawyers (541110)
- SIC
- Services-Legal Services (8111)
- akta.pro primary industry
- Patent Prosecution & Portfolio Management (BPAHAMAA)
- akta.pro secondary industries
- Intellectual Property (IP) Law (BPAHAAAF), IP Litigation & Dispute Resolution (BPAHAMAE), IP Due Diligence & Freedom-to-Operate (FTO) Analysis (BPAHAMAG), IP Filing, Annuities & Renewals Administration (BPAHAMAJ), IP Compliance, Anti-Counterfeiting & Enforcement (BPAHAMAK)
Keywords
Where SIM IP Practice is headquartered
LocationHeadquarters
- HQ city
- London
- HQ country
- United Kingdom
- HQ region
- Europe
Offices15 records
Markets served
SIM IP Practice business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Others
Revenue model
- Intellectual Property Services: Professional fees for patent, trade mark, litigation, and commercial IP services provided to businesses of all sizes across multiple jurisdictions.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels4 records
SIM IP Practice product offering
Product offeringCore offering
SIM IP Practice operates as an international intellectual property law firm providing patent prosecution, trade mark registration, design protection, IP litigation, commercial IP contracts, and related advisory services. The firm delivers multi-jurisdictional IP services through 15 offices across the UK, Europe, Asia, and the Americas, supported by more than 300 multidisciplinary professionals including patent attorneys, trade mark attorneys, commercial lawyers, and IP litigators.
Product overview
Marks & Clerk is a leading international intellectual property law firm providing a comprehensive suite of legal and advisory services. The offering is organized as a single firm with multiple service lines (Patents, Brands & Trade Marks, Designs, Litigation & Dispute Resolution, Commercial IP & Contracts, Copyright, Trade Secrets, Due Diligence, Freedom to Operate, EPO Patent Oppositions, European Patent Validations, Anti-counterfeiting, Open Source & Third Party Code, Domain Names, Plant Variety Rights, and Standard Essential Patents) complemented by specialized sector practices covering Digital Transformation (including AI, 3D Printing, Blockchain, Extended Reality, Quantum Computing), Life Sciences, Energy & Environment, Medical Technologies, Agritech, Transport, Entertainment, Fashion & Retail, Food & Drink, Universities & Research Bodies, Start-ups & Spin-outs, Defence, and Aerospace & Space. The firm also publishes proprietary research via Marks & Clerk Insights (reports, whitepapers, and commentary). The practice spans 15 offices across three continents (UK, Europe, Asia, and Americas) with over 300 practitioners.
Differentiator
Problem solved
Functional benefit
Products and services
- Patents
Companies that use SIM IP Practice
Customer profileSegments15 records
Ideal customer profiles4 records
SIM IP Practice technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
SIM IP Practice partnerships and signals
Strategic signalScale indicators4 records
Recent moves5 records
Expansion highlights5 records
SIM IP Practice competitors and assessment
Company assessmentDirect peers
- Powell Gilbert: London-based IP litigation boutique with strong patent and life sciences litigation practice. Competes with Marks & Clerk's litigation and dispute resolution group for high-stakes IP disputes.
- Bird & Bird: Leading European-headquartered IP and technology law firm with comparable scale across patents, trade marks, and IP litigation. Directly competes with Marks & Clerk in UK, EU, and Asia for high-tech, life sciences, and telecoms IP mandates.
- Venner Shipley: UK and European IP firm offering patent, trade mark, and design services with similar technical specializations. Direct competitor for SME and mid-market patent prosecution mandates.
- Mathys & Squire: Long-established UK IP patent and trade mark attorney firm. Competes directly with Marks & Clerk for UK and European patent prosecution and IP litigation work.
- HGF Limited: Top-tier UK and European IP specialist firm with a similar full-service IP platform (patents, trade marks, litigation, designs). Closest like-for-like pure-play IP competitor in the UK market.
- Mewburn Ellis: UK-based IP firm with strong technical patent prosecution practices, particularly in life sciences, engineering, and chemistry. Direct competitor for patent prosecution mandates.
- Finnegan: Premier US-based IP boutique specializing in patent prosecution, litigation, and PTAB matters. Comparable as a pure-play specialist IP firm; geographical complement rather than direct overlap.
Broad incumbents
- DLA Piper: Global full-service law firm with a major IP practice across patents, trade marks, and technology transactions. Competes by bundling IP with broader corporate and finance mandates.
- Allen & Overy (now A&O Shearman): Global full-service law firm with a meaningful IP, technology, and life sciences practice that competes with Marks & Clerk for IP mandates linked to large corporate transactions.
- Hogan Lovells: Global law firm with strong IP, life sciences, and technology practices. Competes for high-value IP mandates especially in pharma, biotech, and digital sectors where Marks & Clerk also operates.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
SIM IP Practice social profiles
Digital presenceSIM IP Practice financial estimates
Financial estimateRevenue estimate
Valuation estimate
SIM IP Practice leadership team
Management profileNumber of profiles
Profiles1 record
SIM IP Practice subsidiaries and ownership
Company hierarchySubsidiaries7 records
SIM IP Practice funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SIM IP Practice M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about SIM IP Practice
What does SIM IP Practice do?
SIM IP Practice operates as an international intellectual property law firm providing patent prosecution, trade mark registration, design protection, IP litigation, commercial IP contracts, and related advisory services. The firm delivers multi-jurisdictional IP services through 15 offices across the UK, Europe, Asia, and the Americas, supported by more than 300 multidisciplinary professionals including patent attorneys, trade mark attorneys, commercial lawyers, and IP litigators.
Is SIM IP Practice a public or private company?
SIM IP Practice is a private company. It is classified as management employee owned and is currently operating.
When was SIM IP Practice founded?
SIM IP Practice was founded in 1887. It employs 11 to 50 people.
Where is SIM IP Practice based?
SIM IP Practice is headquartered in London, United Kingdom, in the Europe region.
How does SIM IP Practice make money?
One revenue line is on record: intellectual Property Services.
Who are SIM IP Practice's main competitors?
Direct peers on record are Powell Gilbert, Bird & Bird, Venner Shipley, Mathys & Squire, HGF Limited, Mewburn Ellis and Finnegan. Broad incumbents are DLA Piper, Allen & Overy (now A&O Shearman) and Hogan Lovells.
Does SIM IP Practice have an API?
No public API is recorded for SIM IP Practice.
What industry is SIM IP Practice in?
SIM IP Practice's product category is Intellectual Property Legal Services. Its primary akta.pro industry code is BPAHAMAA, Patent Prosecution & Portfolio Management, with a secondary code of BPAHAAAF, Intellectual Property (IP) Law. Its NAICS code is 541110 and its SIC code is 8111.