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Patent examiner

Christopher Stephen Schaller

No recent actionsArt unit 2834Tech center 28007 applications

Art unit2834 82 examiners
Tech center2800
Active in the record2021 to 2022, 1 years
Applications examined7 7 allowed, 0 abandoned, 0 pending
Main domainsH02K
DifficultyP5 in the tech center, P5 of all examiners
3-year grant rate
n/a
Needs 10 decided cases; has 7
Allowance rate
n/a
Needs 10 decided cases; has 7
Rejections before allowance
0.9
−0.4 vs art unit 2834
Months to first action
20.5 mo
−0.9 vs art unit 2834

In plain words

With Christopher Stephen Schaller, 100% of decided applications were allowed, against 79% for art unit 2834. The first action takes 20.5 months on average.

Easier5th percentileHarder
Difficulty percentile across all examiners

Examiner difficulty

How hard is this examiner?

Every examiner with enough decided cases, from the hardest to the easiest; the dashed line is this examiner. Switch the comparison set or the measure, and click a bar to see who is in it: the examiners you might have drawn instead.

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 7 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 art unit 2834. 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 art unit 2834.

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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, art unit 2834, 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 art unit 2834.

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After a response

Which grounds this examiner withdraws

How often each ground is gone from the next action once you have responded to it.

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What works

Allowance by strategy used

Allowance rate among decided cases where each move was used at least once, against art unit 2834.

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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 art unit 2834.

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Who files here

Assignees and firms with the most applications

How often each one was allowed with this examiner.

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Cited art

References this examiner relies on most

From the rejections and the examiner’s citation forms.

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Landscape

Where Christopher Stephen Schaller sits in tech center 2800

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

Applications

Every application examined

ApplicationTitleFiledStatusRejectionsRCEsTo 1st action
16636756Tangential Motor, Tangential Motor Rotor and Rotor Core of Tangential Motor Rotor2020-02-05Allowed1020.5 mo
16781084TRANSVERSE FLUX MACHINES2020-02-04Allowed1019.8 mo
16636626Tangential Motor, Tangential Motor Rotor and Rotor Iron Core Thereof2020-02-04Allowed1020.5 mo
15330295Method and apparatus for adaptive signal processing2012-01-10Allowed1012.0 mo
15248216Composition and method for controlled release2015-02-11Abandoned4123.0 mo
15562220Distributed ledger transaction verification2018-03-12Allowed3020.0 mo
15654748Thermal management of battery assemblies2021-04-13Pending2117.0 mo
15645859Machine learning model for anomaly detection2012-05-14Allowed1014.0 mo
15764296Wireless power transfer coil arrangement2015-06-15Abandoned4125.0 mo
15305888Catalyst for selective hydrogenation2018-07-16Allowed3022.0 mo
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