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| Art Unit: | 3991 — Active solid-state devices (e.g., transistors, solid-state diodes) |
|---|---|
| Group: | 3990 — Central Reexamination Unit |
| Classes: |
428 — Stock material or miscellaneous articles 528 — Synthetic resins or natural rubbers -- part of the class 520 series 257 — Active solid-state devices (e.g., transistors, solid-state diodes) 131 — Tobacco 514 — Drug, bio-affecting and body treating compositions 424 — Drug, bio-affecting and body treating compositions 525 — Synthetic resins or natural rubbers -- part of the class 520 series 426 — Food or edible material: processes, compositions, and products 250 — Radiant energy 524 — Synthetic resins or natural rubbers -- part of the class 520 series |
| Phone: | Available with subscription |
| Email: | Available with subscription |
| 3-Year Grant rate: | 49% over 214 cases |
|---|---|
| Difficulty: | Very Hard |
| Difficulty Percentile: | 81st
|
With Examiner Sanderson, you have a 49% chance of getting an issued patent by 3 years after the first office action. Examiner Sanderson is a very hard examiner and in the 81st percentile across all examiners (with 100th percentile most difficult).
Below is the grant rate timeline for Examiner Sanderson, where the timeline is relative to the date of the first office action. The three-year grant rate is the percentage of applications granted at three years after the first office action.
Examiner Sanderson's grant rate is lower than that of Art Unit 3991 and lower than that of the USPTO.
| Average Office Actions Per Grant | |
|---|---|
| Examiner Sanderson | 2.5 |
| Art Unit 3991 | 1.7 |
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Disclaimer: We do not provide any guarantees as to the accuracy of the statistics presented above and under
no circumstances will we be liable for any outcome resulting from your reliance on the above statistics.