Microsoft works with many law firms across the USA. In order to understand which law firms prosecute the most number of patent applications for Microsoft, we used the USPTO data and the help of our proprietary tool Examiner Analysis (EA).
Following is the list of top 15 law firms that prosecuted most number of patents for Microsoft:
| Law Firm | Total Apps | Allowance Rate |
| Lee & Hayes P C | 4080 | 71.09% |
| Schwegman Lundberg & Woessner | 1131 | 59.98% |
| Workman Nydegger | 886 | 80.95% |
| Perkins Coie Llp | 876 | 78.64% |
| Amin Turocy & Watson Llp | 819 | 94.17% |
| Merchant & Gould | 543 | 63.24% |
| Westman Champlin and Koehler | 499 | 75.1% |
| Schwegman Lundberg & Woessner P A | 481 | 40.0% |
| Hickman Palermo Becker Bingham | 468 | 80.12% |
| Shook Hardy & Bacon LLP | 349 | 63.28% |
| Newport IP Llc | 335 | 38.03% |
| Barta Jones & Foley PC | 327 | 28.28% |
| Faegre Drinker Biddle & Reath Llp | 243 | 65.75% |
| Vierra Magen marcus LLP | 239 | 15.02% |
| Arent Fox Llp | 216 | 82.93% |
Following are some interesting highlights:-
- Schwegman Lundberg & Woessner Linkedin Microsoft has a minimum average number of office actions – 1.77
- Schwegman Lundberg & Woessner Linkedin Microsoft has an average minimum time for issuance – 2.8 Years.
- Lee & Hayes P C has an average maximum time for issuance – 4.31 Years.