Professionals

Practice Areas

Technologies

  • Chemical Engineering
  • Chemistry
  • Polymer & Materials Science

Honors

  • Cytec Circle of Excellence for Research and Development, 1998
  • Cytec Special Recognition Awards, 1997, 1999

Admissions

  • U.S. Patent and Trademark Office, 2011

Education

Stony Brook University, Ph.D., Organic Chemistry, 1986

Wesleyan University, B.A., Chemistry, cum laude, 1978

Languages

  • Reading knowledge of German
Photo of Dennis J. Jakiela, Ph.D.

Dennis J. Jakiela, Ph.D.

Patent Agent
Hartford
860.286.2929
Email

Dennis Jakiela is a patent agent with a degree in synthetic organic chemistry. He concentrates his practice on engineering thermoplastics, thermosets, coatings, and green manufacturing processes for global chemical companies. Dennis writes and prosecutes U.S. and PCT applications and is a lead advisor to foreign associates. Prior to joining Cantor Colburn, Dennis rose to Principal Research Scientist at Cytec Industries and gained experience in all aspects of chemical research and development, including product development, process development, process scale-up, applications testing, and technical service. He holds 18 patents in light stabilizer technology and chemical manufacturing processes, which have been licensed, and he enjoys working with inventors to define inventions. Dennis has also served as an expert witness in several EPO patent opposition hearings.

Experience Highlights

Patent Agent, Cantor Colburn LLP, 2011-present

Technical Advisor, Cantor Colburn LLP, 2008-2011

Senior Product Development Chemist, Thermal Product Research, Waterbury, CT, 2007–2008

Laboratory Manager, Spartech Polycast, Stamford, CT, 2006–2007

Senior Chemist, Skin Biosciences, Unilever, Trumbull, CT, 2006

Senior Chemist, Process Development, Hampford Research, Stratford, CT, 2004–2006

Numerous Scientific Leadership Positions, Cytec Industries, Stamford, CT, 1989–2003

Principal Applications Development Chemist, Polymer Additives, 2001–2003

Principal Research Chemist, Urethanes Product Development, 1999–2001

Senior Application Development and Technical Service Chemist, Coating Additives, 1998–1999

Senior Research Chemist, Polymer Additives New Product and Process Development, 1997–1998

Senior Technical Service Chemist, Coating Additives, 1995–1996

Senior Research Chemist, Polymer Additives New Product and Process Development, 1989–1995

Senior Associate Chemist, Sun Co. (Sunoco), Marcus Hook, PA, 1986 – 1989

Technical Service and Application Development, Wax Technology, 1988–1989

Polymer Chemist, Enhanced Oil Recovery, 1986-1988

Publications

  • Trisaryl-1,3,5-triazine Ultraviolet Light Absorbers Containing Hindered Phenols
    U.S. 6,239,275 B1
  • Trisaryl-1,3,5-triazine Ultraviolet Light Absorbers
    U.S. 6,365,652 B2, U.S. 6,265,576 B1
  • Trisaryl-1,3,5-triazine Ultraviolet Light Absorbers
    6,355,708 B2, U.S. 6,242,597 B1
  • Red-shifted Trisaryl-1,3,5-triazine Ultraviolet Light Absorbers
    U.S. 6,348,591 B1
  • Process for Preparing Triazines Using a Combination of Lewis Acids and Reaction Promoters
    U.S. 6,730,785; 6,486,316 B1
  • Process for Making Trisaryl Triazine UV Absorbers Using Lewis Acids and Reaction Promoters
    U.S. 7,485,723 B2
  • Process for Making Triazine UV Absorbers Using Lewis Acids and Reaction Promoters
    U.S. 6,900,314 B2
  • Process for Making 2-Hydroxy-4-Alkoxyphenyl or 2,4-Dihydroxyphenyl 1,3,5-Triazine UV Absorbers
    U.S. 6,486,317 B1
  • Process for Making 2-(2-Hydroxy-4-Alkoxyphenyl)-4,6-Bisaryl-1,3,5-Triazines
    U.S. 6,297,378 B1
  • Process for Making 2-(2,4-Dihydroxyphenyl) or 2-(2,4-Dialkoxyphenyl)-4,6-Bisaryl-1,3,5-Triazines
    U.S. 6,225,468 B1
  • Process for Making 2,4-Dihydroxyphenyl and 2-Hydroxy-4-Alkoxyphenyl Substituted Triazine Compounds
    WO 00/14706
  • Poly-Trisaryl-1,3,5-Triazine Carbamate Ultraviolet Light Absorbers
    U.S. 6,306,939 B1
  • Non-yellowing para-tertiary-Alkyl Phenyl Substituted Triazine and Pyrimidine Ultraviolet Light Absorbers
    U.S. 6,509,399 B2, U.S. 6,239,276 B1
  • Mono- and Bis-Bisbenzotriazolyldihydroxybiaryl UV Absorbers
    U.S. 6,344,505 B1
  • Benzocycle-substituted Triazine and Pyrimidine Ultraviolet Light Absorbers
    U.S. 6,384,113 B1, U.S. 6,297,377 B1
  • Aminoplast-anchored Trisaryl Triazine UV Absorber
    U.S. 2003/0065066 A1

Events

Professional Affiliations

American Chemical Society, New Haven Section

  • Alternate Councilor, 2019-2021
  • Immediate Past Chairman, 2010-2013
  • Chairman, 2009
  • Program Chair, 2005-2008
  • Bulletin Editor 2008-2009
  • National Chemistry Week Coordinator, 2005-2006

Intellectual Property Owners Association

Community/Civic Involvement

National Chemistry Week Coordinator for New Haven County, 2005-2006