Registered patent attorney
Otis B Littlefield
Firm
Morrison and Foerster LLP
Address
425 Market Street 28th Floor
San Francisco, CA, 94105
US
Phone
Registered as
Registered patent attorney
Other attorneys at Morrison and Foerster LLP
- Stephanie N. ChoingUSPTO Reg. 76542 · San Francisco, CA
- Thomas K DawsonUSPTO Reg. 80633 · Boston, MA
- Kevin T JonesUSPTO Reg. 73475 · San Franciso, CA
- Christine A LekutisUSPTO Reg. 51934 · San Francisco, CA
- Jill NeimanUSPTO Reg. 46949 · San Francisco, CA
- Shannon Thomas ReaneyUSPTO Reg. 52285 · Palo Alto, CA
- Michael R WardUSPTO Reg. 38651 · San Francisco, CA
- Jie ZhouUSPTO Reg. 52395 · Palo Alto, CA
Other patent attorneys in San Francisco, California
- Evan K AbbaszadehUSPTO Reg. 77455
- Tom AbelesEvolve Discovery
- Michael J AdamsSquire Patton Boggs
- Bonnie M AdellZendesk, Inc.
- Michael T AdelsheimTucker Ellis, LLP
- Matthew Allan AdrianowyczWilson Sonsini Goodrich & Rosati
- Anchal AgarwalAlston & Bird LLP
- Juwon AhnCovington & Burling LLP
Frequently asked
Frequently asked about Otis B Littlefield
Is Otis B Littlefield a registered patent attorney?
Yes. Otis B Littlefield is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 48751). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Otis B Littlefield located?
Otis B Littlefield's office is in San Francisco, California (94105). Affiliated with Morrison and Foerster LLP.
What firm does Otis B Littlefield work at?
Otis B Littlefield is listed as affiliated with Morrison and Foerster LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Otis B Littlefield?
Otis B Littlefield's office phone (per the USPTO public roster) is 415-268-6846. 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.