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Leech Tishman: Legal Services
  • Careers
  • Payments
  • Contact
  • Why LT
    • About Us
    • Leadership
    • Life at LT
    • Careers
  • People
  • Capabilities
    • Practice Groups
      • Business Restructuring & Insolvency
        • Business Restructuring & Insolvency Overview
        • Bankruptcy Chapters 7 and 13 Debtor
        • Bankruptcy Chapter 11 Debtor
        • Bankruptcy Chapter 11 Subchapter V Debtor
        • Business Wind Down and Liquidation
        • Court Appointed Trustees and Receivers
        • Creditors’ Rights
        • Official Committee of Unsecured Creditors in Chapter 11 Bankruptcy Proceedings
        • Prosecution and Defense of Avoidance Actions in Bankruptcy
        • Real Estate-Related Insolvency
      • Construction
      • Corporate
        • Corporate Overview
        • Asset Protection
        • Business Succession
        • Capital Markets
        • Commercial Contracts
        • Construction
        • Corporate Compliance & Ethics Program
        • Corporate Governance
        • Data Privacy & Cybersecurity
        • General Counsel
        • Government Relations
        • Investment Advisory
        • Lending
        • Mergers & Acquisitions
        • Nonprofits & Tax-Exempt Organizations
        • Secured Transactions
        • Securities
        • Software Development and Licensing
        • Start-Up Services
        • Tax
        • Women/Minority-Owned Businesses
      • Healthcare
        • Healthcare Overview
        • Healthcare Litigation
        • Healthcare Regulatory Compliance
        • Healthcare Corporate Transactions
        • Healthcare Government Investigations
      • Intellectual Property
        • Intellectual Property Overview
        • Copyright Protection
        • Litigation – Copyright
        • Litigation – Patent
        • Litigation – Trademark
        • Patent Preparation and Prosecution
        • Patent Validity, Infringement and Freedom to Operate Opinions
        • Trade Secret
        • Technology Agreements and Transactions
        • Trademark Clearance, Preparation, Prosecution and Maintenance
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        • Labor & Employment Overview
        • Discrimination, Sexual Harassment and Employment Litigation
        • Employment Policies & Prevention
        • ERISA, Employee Benefits & Executive Compensation
        • Immigration
        • Public Sector Employment
        • Restrictive Covenants / Non-Competes
        • Traditional Labor Law
        • Wage and Hour
        • Workplace Investigations
        • Workplace Privacy
        • Workplace Safety/OSHA
      • Litigation
        • Litigation Overview
        • ADA Title III Defense Litigation
        • Alternative Dispute Resolution
        • Appellate
        • Commercial Litigation
        • Construction Litigation
        • Defamation: Libel, Slander, and Commercial Disparagement
        • E-Discovery
        • Election Law
        • Family Law and Matrimonial Law
        • Government & Internal Investigations
        • Insurance Coverage
        • Trusts & Estates Litigation
        • Product Liability Defense
        • Real Estate Litigation
        • Restrictive Covenants / Non-Competes
        • Shareholder / Equity Disputes
        • White Collar Defense
      • Real Estate
        • Real Estate Overview
        • Assessments and Appeals
        • Development
        • Environmental
        • Franchise Development & Leasing
        • Landlord/Tenant Law
        • Leasing
        • New York Co-Ops and Condominiums (Closing Capabilities)
        • Oil & Gas
        • Permitting and Zoning
        • Real Estate Litigation
        • Real Estate-Related Insolvency
        • Transactional Commercial
        • Transactional Residential
        • Leech Tishman Closings
      • Tax
      • Trusts & Estates
        • Trusts & Estates Overview
        • Asset Protection
        • Basic & Complex Estate Planning
        • Charitable Planning & Giving
        • Federal Estate, Gift, and Fiduciary Taxation and Compliance
        • Florida Homestead Exemption
        • Guardianships
        • Marital Agreements
        • Private Foundations
        • Probate and Orphans’ Court Practice
        • Special Needs Planning
        • State Estate, Inheritance, and Fiduciary Taxation and Compliance
        • Tax
        • Trust & Estate Administration
        • Trusts & Estates Litigation
        • Trust Creation, Modification, and Termination
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Patent Preparation and Prosecution

  • Download Overview

Whether our client is just starting the inventive process or are a well-established corporation or university, Leech Tishman’s patent attorneys are prepared to assist in all aspects of patent law, from patentability evaluations through to post-grant proceedings. We prepare and prosecute numerous patent applications in both the U.S. and throughout the world through our established network of foreign associates.

Our attorneys are skilled in conducting thorough patent searches and analyses to determine if clients have freedom to operate in the selected patent area. We draft thoughtful, robust FTO opinions, addressing potential patent issues, roadblocks to obtainment, and alternative resolutions. Leech Tishman’s skilled litigators assist clients in drafting the appropriate documents to secure patent approval and have extensive experience working in the U.S. Patent and Trade Office and handling appeals before the Patent Trial and Appeal Board.

We are also well-versed in prosecuting patent infringements in federal courts across the country and negotiating and obtaining favorable out-of-court settlements. It is our top priority to provide clients with comprehensive representation, including thorough risk assessment and legal recommendations that are financially advantageous.

Leech Tishman’s Patent practice assists clients with:

  • Patentability evaluations
  • Preparation and prosecution of domestic/foreign patent applications
  • Patent validity, infringement and freedom to operate analyses and opinions
  • Patent licensing and assignments
  • IP due diligence evaluations
  • Patent litigation, including enforcement of patents and defense against claims of patent infringement
  • Post-grant proceedings including inter partes reviews, post grant reviews and reexaminations

Contact

Alan G. Towner

Partner

412.261.1600

atowner@leechtishman.com

Attorneys

John Christopher

John Christopher

Partner

Alan Towner

Alan G. Towner

Partner

Insights

View All Insights

June 3, 2025 | Success Stories

Leech Tishman Attorney Ivan Posey Obtains Patent Protection for The University of California for Sports Statistics Software

Read More

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