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J.D., Lewis & Clark Law School, 1990 Graduate student, University of Wisconsin - Madison, 1976-1980 B.S., Biological Science (chemistry emphasis), California State University, Fullerton, 1976
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Senior Counsel |
| Portland |
| Main 503-595-5300 |
| Fax 503-595-5301 |
| donald.stephens@klarquist.com |
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Practice Areas
Mr. Stephens' practice includes patent prosecution in a widely diverse range of complex technology. He provides client advisement and opinion work on various intellectual property issues including (but not limited to) patentability, patent infringement, patent validity, claim construction, and scope of prior art. He also supervises associate attorneys' work on patent prosecution and opinion work involving wide range of technical and scientific disciplines. |
Technical Expertise
Mr. Stephens has prepared and prosecuted to issuance many hundreds of patent applications in unusually diverse range of technologies, including (but not limited to) scientific instrumentation, semiconductor processing, lasers, light optics, charged-particle-beam optics, microlithography, interferometry, mass spectrometry, organic chemistry, inorganic chemistry, plasma physics, thin-film physics, photonics, electronics, display technology, magnetics, mechanical engineering, physical processing, chemical processing, nanotechnology, biotechnology, medical devices, microfluidics, robotics, materials science, surface analysis, solid-state physics, optical fibers and optical-signal processing, optical memories, spectrometry, quantum optics. He has extensive experience in infringement and patent-invalidity analyses and in the preparation of formal opinions regarding same, involving a wide range of technologies. |
Bar Admissions
Oregon, 1990
U.S. Patent and Trademark Office, 1989 (Reg. No. 34,022) |
Court Admissions
U.S. Patent and Trademark Office, 1989 |
Prior Professional Experience
CD Medical, Inc., Portland, OR
Biomedical Engineer, (5 years)
Research and development of hemodialysis equipment, regulatory compliance, and product assurance and reliability.
Pirdy Stroke Rehabilitation, Inc., Portland, OR
Manager of Technical Affairs, (1 year)
Development of commercial device used in patient-initiated rehabilitation of limbs impaired by stroke.
Crystal Specialties, Inc., Portland, OR
Project Engineer, (1 year)
Design of semiconductor-processing equipment, notably for crystal growth, chemical-vapor deposition, and vapor-phase epitaxy.
Beckman Instruments, Inc., Advanced Technology Operation, Anaheim, CA
Engineer, (4 years)
NASA-funded, multidisciplinary research and development of sophisticated instrumentation principally for use in space, including continuous free-film electrophoresis instruments for Apollo-Soyuz and Skylab missions and the gas chromatograph/mass spectrometer instrument on the Viking Lander mission to Mars. Research in radioimmunoassay and ELISA technology, hematology instrumentation, and chemical-sensing electrodes operating on the Nernst principle.
University of Wisconsin, Madison, WI
Graduate Student 1976-1980
McArdle Laboratory for Cancer Research; NIH Predoctoral Fellow in Oncology; National Research Service Award; Research in tumor virology, notably SV40; designed acclaimed optomechanical system for use in genetic microinjection. |
Presentations and Publications
Stephens D.L. (1986). "On the Origin and Control of Rust-Colored Precipitates in Bicarbonate Dialysis Lines," Dialysis and Transplantation 15(5):250.
Miller T.J., Stephens D.L., and Mertz J.E. (1982). Kinetics of Accumulation and Processing of Simian Virus 40 RNA in Xenopus laevis Oocytes Injected with Simian Virus 40 DNA, Mol. Cell Biol. 2(12):1581.
Stephens D.L., Miller T.J., Silver L., Zipser D., and Mertz J.E. (1981). Easy-to-use Equipment for the Accurate Microinjection of Nanoliter Volumes into the Nuclei of Amphibian Oocytes, Anal. Biochem. 114(2):299.
Teaching assistant and assistant instructor in Legal Writing, Northwestern School of Law at Lewis and Clark College, Portland, Oregon, 1987-1989. |
Honors and Awards
National Research Service Award, 1976-1978.
Won several championships in playing the Scots Highland Bagpipe; Piobaireachd Society (Scotland)
Eagle Scout, Boy Scouts of America. |
Professional Activities
Member, American Optical Society (American Institute of Physics); Society of Photo-optical Instrumentation Engineers; New York Academy of Sciences; Oregon Patent Law Association |
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Year Joined Firm
1988, Partner (1995-2009)
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