Registered patent attorney
John Y Pfeifer
Firm
KLA Tencor
Address
One Technology Drive
Milpitas, CA, 95035
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Milpitas, California
- Lesley Coulson BoveriPhoenix Technologies Ltd
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- Allen L. ChanALC Patent Solutions
- Jay P ChawlaUSPTO Reg. 44073
- Daniel P CustodioSanDisk Corporation
- David T DutcherSandisk
- Desmund L GeanCreative Labs, Inc.
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Frequently asked
Frequently asked about John Y Pfeifer
Is John Y Pfeifer a registered patent attorney?
Yes. John Y Pfeifer is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 52120). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John Y Pfeifer located?
John Y Pfeifer's office is in Milpitas, California (95035). Affiliated with KLA Tencor.
What firm does John Y Pfeifer work at?
John Y Pfeifer is listed as affiliated with KLA Tencor on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John Y Pfeifer?
John Y Pfeifer's office phone (per the USPTO public roster) is 408-875-3000. Verify availability and intake details directly with the firm before sending privileged materials.
Should I prepare anything before contacting a patent attorney?
Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.
Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.