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Art unit

Art unit 3724

Tech center 370042 examiners19,558 applicationsMostly B26B, B26D, B23D, B27B

3-year grant rate
59%
−8 pts vs tech center 3700 allowed within 3 years of the first action
Allowance rate
63%
−8 pts vs tech center 3700 range 62% to 63%
Rejections before allowance
1.9
+0.2 vs tech center 3700
Months to first action
19.8 mo
−0.9 vs tech center 3700

In plain words

With Art unit 3724, 59% of applications were allowed within three years of the first office action, against 67% for tech center 3700. The first action takes 19.8 months on average.

Examiner difficulty

How examiners in this art unit compare

The spread of examiners on each measure. Click a bar to see who is in it.

Timeline

Applications by filing year: drag across the years to study a period

Allowed in green, abandoned in red, pending in grey. The figures above and every chart that can be recomputed by filing year follow the span you pick; the rest are marked all years.

Ask the record

Questions practitioners ask, answered from 19,558 applications

Grant rate from the first action

Share allowed, by months after the first office action

The gold line is this record and the blue line is tech center 3700. The marker is the three-year grant rate.

Outcome simulator

Where you are, what you do next, and the odds that follow

A model of this record’s own transitions: each examiner action, the response to it, and what came next. Thin data borrows from tech center 3700.

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Prosecution paths

How prosecution actually unfolds

Every application’s sequence of examiner actions, from the first action to the outcome. Hover a band for the count.

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Compared with peers

Against the art unit, the tech center and the USPTO

The same figures for this record, tech center 3700, the tech center and the whole office.

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Allowance over time

How fast applications are allowed, or abandoned

Share allowed (gold) and abandoned (red) by month since filing, with pending cases counted only while they are pending.

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Rejection fingerprint

What gets rejected, by statute

Share of office actions raising each ground; blue is tech center 3700.

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What works

Allowance by strategy used

Allowance rate among decided cases where each move was used at least once, against tech center 3700.

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Interviews

Does an interview help?

Allowance with and without an examiner interview, and how often interviews happen.

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Odds by round

Chance the next action is an allowance

After the first, second and later rejections.

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Response clock

Days from a response to the next action

How long the examiner takes to act once you have answered.

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Quarter-end timing

When allowances land in the fiscal quarter

Allowances by week of the USPTO fiscal quarter. An even spread would put 15% in the last two weeks.

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Appeals

What happens on appeal

Appeals filed, briefs, examiner’s answers, and how the Board decided.

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Trend

Allowance rate by filing year

Is it getting easier or harder? Gold is this record, blue is tech center 3700.

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Who files here

Assignees and firms with the most applications

How often each one was allowed with this unit.

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Landscape

Examiners across tech center 3700

Each dot is an examiner: allowance rate across, rejections before allowance down, size by caseload. Click one to open it.

Examiners

Every examiner in the unit, ranked by difficulty

ExaminerApplicationsAllowance rateDifficulty
Joseph A Tutro10%P97
Clark F Dexter57939%P92 Harder than peers
Ella Lorraine Keena10011%P84 Harder than peers
Samuel Allen Davies53739%P84 Harder than peers
Boyer Dolinger Ashley9712%P80 Harder than peers
Fernando A Ayala59755%P75 Harder than peers
Kenneth E Peterson57042%P73 Typical for peers
Evan H Macfarlane61350%P73 Typical for peers
Jonathan G Riley78852%P70 Typical for peers
Haleigh Noelle Watson11535%P67 Typical for peers
Edward F Landrum25137%P64 Typical for peers
Laura Michelle Lee1,02156%P63 Typical for peers
Bharat C Patel63252%P61 Typical for peers
Robert D Cornett11743%P60 Typical for peers
Liang Dong67955%P59 Typical for peers
Deborah Lin1414%P56
Jennifer S Matthews97557%P49 Typical for peers
Nhat Chieu Q Do83264%P41 Typical for peers
Joseph S Defrank757%P40
Jason D Prone1,34863%P35 Typical for peers
Richard D Crosby Jr65871%P25 Easier than peers
Stephen Choi76167%P23 Easier than peers
Phong H Nguyen2,09274%P20 Easier than peers
Ghassem Alie1,43473%P15 Easier than peers
Omar Flores Sanchez1,92076%P14 Easier than peers
Hwei-Siu C Payer1,59775%P12 Easier than peers
Lisandra Colon-Rodriguez650%P8
Sean M Michalski1,41272%P5 Easier than peers
Sina Arani Shayan580%P3
John E Grosselin III786%P2
Peter Howell Tilton1100%P1