Haseltine Lake Kempner LLP
Haseltine Lake Kempner LLP is a UK-headquartered intellectual property law firm founded in 1850 that advises corporates (e.g., Tesco, JD Sports, Jet2) and 266 universities across 35 countries on patent, trademark, and IP litigation matters, with offices in the UK, Munich, and a Virtual China Desk.
- Company typePrivate
- Founded1850
- HeadquartersBristol, United Kingdom
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Haseltine Lake Kempner LLP does
Haseltine Lake Kempner LLP (HLK) is a UK-headquartered intellectual property law firm tracing its origins to 1850, operating as a private limited liability partnership with offices in London, Bristol, Leeds, Glasgow, and Munich, complemented by a Virtual China Desk. The firm offers end-to-end IP services spanning strategy, protection (prosecution, filing), transactions (agreements, assignments, licensing), and disputes (litigation, oppositions), and uniquely combines patent attorneys, trademark attorneys, and IP solicitors under one roof. HLK maintains a wholly owned subsidiary, HL Renewals LLP, that specializes in IP renewal and portfolio administration, providing a recurring-fee complement to its transactional practice. The firm has invested in building one of the largest UPC-ready benches in the UK with 40+ qualified European Patent Litigators, positioning it for the post-2023 European patent enforcement landscape. Its client base spans FTSE-grade corporates (including Tesco, JD Sports, Jet2, AP Racing, and Netsweeper) and 266 universities across 35 countries, with reported metrics of 97% client satisfaction, 82% litigation success over ten years, and 89% EPO opposition success. Specialist industry teams cover AI, Semiconductor, FemTech, and Green tech, signaling vertical specialization in emerging technology IP.
Haseltine Lake Kempner LLP firmographics
Firmographics- Name
- Haseltine Lake Kempner LLP
- Legal name
- Haseltine Lake Kempner LLP
- Website
- https://hlk-ip.com
- Company type
- Private
- Founded year
- 1850
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Haseltine Lake Kempner LLP is a UK-headquartered intellectual property law firm founded in 1850 that advises corporates (e.g., Tesco, JD Sports, Jet2) and 266 universities across 35 countries on patent, trademark, and IP litigation matters, with offices in the UK, Munich, and a Virtual China Desk.
- Ownership category
- akta.pro rank
Haseltine Lake Kempner LLP industry classification
Industry- Product category
- Intellectual Property Legal Services
- NAICS
- Offices of Lawyers (541110), Legal Services (5411)
- SIC
- Services-Legal Services (8111)
- akta.pro primary industry
- Patent Prosecution & Portfolio Management (BPAHAMAA)
- akta.pro secondary industries
- IP Due Diligence & Freedom-to-Operate (FTO) Analysis (BPAHAMAG), Copyright Services & Content Protection (BPAHAMAC)
Keywords
Where Haseltine Lake Kempner LLP is headquartered
LocationHeadquarters
- HQ city
- Bristol
- HQ country
- United Kingdom
- HQ region
- Europe
Offices6 records
Markets served
Haseltine Lake Kempner LLP business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Infrastructure, Others
Revenue model
- IP Legal and Advisory Services: Professional services fees for intellectual property legal advice, patent and trademark prosecution, litigation, and related IP services spanning the entire IPR Lifespan from strategy through to disputes.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels5 records
Haseltine Lake Kempner LLP product offering
Product offeringCore offering
Haseltine Lake Kempner LLP is a full-service intellectual property law firm providing patent and trademark prosecution, IP strategy and consultancy, IP transactions, and IP litigation and disputes services across the entire IP rights lifecycle. The firm combines patent attorneys, trade mark attorneys, and IP solicitors in the UK and Europe, serving multinational corporations, universities and research institutions, and startups and SMEs globally from offices in London, Bristol, Leeds, Glasgow, Munich, and a virtual China desk.
Product overview
Haseltine Lake Kempner LLP (HLK) is a global IP law firm providing full-service intellectual property services spanning the entire IPR Lifespan™. The firm operates through four main service pillars: Strategy (consultancy, IP audits, searching & watching, analytics, training, Patent Box & R&D tax credits), Protection (patents, trade marks, designs, copyright, business information, renewals), Transactions (commercial/IP agreements, due-diligence, licensing, assignments, NDAs, data & technology), and Disputes (oppositions & appeals, litigation, cancellation, domain & company name disputes, anti-counterfeiting, freedom to operate). The firm also operates through HL Renewals LLP, a wholly owned subsidiary handling IP renewal services, and offers an Urgent Patent Application Drafting Service for expedited patent protection.
Differentiator
Problem solved
Functional benefit
Products and services
- IP Strategy Services Strategic IP advisory services including consultancy, IP audits and SME funding support, searching and watching, IP analytics, training, and Patent Box and R&D tax credit advisory for multinational corporations, universities, and startups.
- IP Protection Services Prosecution and registration of IP rights including patents, trade marks, designs, copyright, business information, and renewal services for clients across multiple jurisdictions.
- IP Transactions Services Commercial IP advisory covering due-diligence, licensing, assignments, NDAs, data and technology agreements, and broader commercial/IP agreements supporting IP commercialization and transactions.
- IP Disputes Services Contentious IP services including oppositions and appeals, litigation (including UPC representation), cancellation actions, domain and company name disputes, anti-counterfeiting enforcement, and freedom-to-operate analyses.
- HL Renewals LLP Wholly owned subsidiary that undertakes renewals of granted IP rights including patents, trade marks, designs, and utility models, ensuring maintenance fees are paid in good time for clients of the firm.
- Urgent Patent Application Drafting Service Expedited patent application drafting service for clients needing urgent protection of inventions.
Quantifiable outcome
- 97% client satisfaction rate in independent survey
- +3 more outcomes
Companies that use Haseltine Lake Kempner LLP
Customer profileNamed customers5 records
Segments3 records
Ideal customer profiles3 records
Haseltine Lake Kempner LLP technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Haseltine Lake Kempner LLP partnerships and signals
Strategic signalScale indicators6 records
Recent moves5 records
Expansion highlights4 records
Haseltine Lake Kempner LLP competitors and assessment
Company assessmentBroad incumbents
- Bird & Bird LLP: Large international full-service law firm with a major IP practice across UK, Europe, and Asia. Broader incumbent that competes with HLK for IP mandates but offers a much wider practice area portfolio.
Direct peers
- Marks & Clerk: One of the largest UK-headquartered IP law firms with a similar full-service patent and trademark offering across the UK, Europe, and Asia. Directly comparable in scale, service mix, and university/multinational client base to HLK.
- HGF Limited: UK-headquartered IP law firm with a strong patent prosecution and litigation practice across Europe. Closely comparable in service pillars, geographic footprint, and standout rankings in IP STARS and Legal 500.
- Mathys & Squire LLP: Long-established UK IP law firm with a full-service patent and trademark practice. Direct peer in terms of client mix (multinationals, universities, SMEs) and technical sector coverage.
- Mewburn Ellis LLP: UK IP law firm with a long heritage, comparable full-service patent/trademark practice and similar focus on university tech-transfer and SME clients. Overlapping service breadth and peer client base.
- J A Kemp LLP: UK IP law firm with a comparable full-service patent and trademark practice across multiple technical disciplines. Direct competitor for UK and European patent prosecution mandates.
- Potter Clarkson LLP: UK IP law firm with comparable patent and trademark offerings, particularly in chemistry, biotechnology, and engineering. Direct peer for UK and European IP mandates.
- Kilburn & Strode LLP: London-based IP law firm with comparable patent and trademark prosecution practice. Direct peer in the UK IP firm rankings and similar focus on high-tech and engineering sectors.
- Boult Wade Tennant LLP: Established UK IP law firm with similar patent and trademark service breadth. Comparable in client segments served and analytical rankings within the UK IP market.
- Carpmaels & Ransford LLP: London-based IP law firm with strong patent prosecution and litigation credentials, particularly in life sciences and chemistry. Direct competitor in London IP market with similar service pillars.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
Haseltine Lake Kempner LLP social profiles
Digital presenceHaseltine Lake Kempner LLP financial estimates
Financial estimateRevenue estimate
Valuation estimate
Haseltine Lake Kempner LLP leadership team
Management profileNumber of profiles
Haseltine Lake Kempner LLP subsidiaries and ownership
Company hierarchySubsidiaries1 record
Haseltine Lake Kempner LLP funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Haseltine Lake Kempner LLP 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 Haseltine Lake Kempner LLP
What does Haseltine Lake Kempner LLP do?
Haseltine Lake Kempner LLP is a full-service intellectual property law firm providing patent and trademark prosecution, IP strategy and consultancy, IP transactions, and IP litigation and disputes services across the entire IP rights lifecycle. The firm combines patent attorneys, trade mark attorneys, and IP solicitors in the UK and Europe, serving multinational corporations, universities and research institutions, and startups and SMEs globally from offices in London, Bristol, Leeds, Glasgow, Munich, and a virtual China desk.
Is Haseltine Lake Kempner LLP a public or private company?
Haseltine Lake Kempner LLP is a private company. It is classified as management employee owned and is currently operating.
When was Haseltine Lake Kempner LLP founded?
Haseltine Lake Kempner LLP was founded in 1850. It employs 101 to 250 people.
Where is Haseltine Lake Kempner LLP based?
Haseltine Lake Kempner LLP is headquartered in Bristol, United Kingdom, in the Europe region.
How does Haseltine Lake Kempner LLP make money?
One revenue line is on record: IP Legal and Advisory Services.
Who are Haseltine Lake Kempner LLP's main competitors?
Bird & Bird LLP is listed as a broad incumbent. Direct peers are Marks & Clerk, HGF Limited, Mathys & Squire LLP, Mewburn Ellis LLP, J A Kemp LLP, Potter Clarkson LLP, Kilburn & Strode LLP, Boult Wade Tennant LLP and Carpmaels & Ransford LLP.
Does Haseltine Lake Kempner LLP have an API?
No public API is recorded for Haseltine Lake Kempner LLP.
What industry is Haseltine Lake Kempner LLP in?
Haseltine Lake Kempner LLP'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 BPAHAMAG, IP Due Diligence & Freedom-to-Operate (FTO) Analysis. Its NAICS code is 541110 and its SIC code is 8111.