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Technology domain (CPC subclass)

Domain C09D

21,691 applicationsExamined mostly in 1762, 2853, 1787, 1765

3-year grant rate
64%
allowed within 3 years of the first action
Allowance rate
68%
range 67% to 68%
Rejections before allowance
1.8
Months to first action
19.1 mo

In plain words

With C09D, 64% of applications were allowed within three years of the first office action. The first action takes 19.1 months on average.

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 21,691 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 all domains. 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 all domains.

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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, all domains, 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 all domains.

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What works

Allowance by strategy used

Allowance rate among decided cases where each move was used at least once, against all domains.

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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 all domains.

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Inventors

Who invents most in this domain

Inventor 135 apps
Inventor 230 apps
Inventor 325 apps
Inventor 420 apps
Inventor 515 apps
Inventor 610 apps
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Places

Where it is invented

City 181 apps
City 272 apps
City 363 apps
City 454 apps
City 545 apps
City 636 apps
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Examiners

Who examines C09D

ExaminerCases in C09DOverall allowance rateDifficulty
Docket Central10662%Easier than peers
Manish S Shah59986%Typical for peers
Helene G Klemanski48086%Easier than peers
Vu Anh Nguyen38788%Easier than peers
Veronica F Faison34981%Easier than peers
Patrick Dennis Niland33369%Typical for peers
Robert S Walters Jr28651%Harder than peers
Jessica Whiteley25688%Easier than peers
Doris L Lee25064%Typical for peers
Sanza L McClendon24882%Typical for peers
James E McDonough19475%Easier than peers
Jeffrey Eugene Barzach18952%Typical for peers
Jessica Marie Roswell18753%Harder than peers
Marc S Zimmer18682%Easier than peers
Alexander C Kollias17847%Harder than peers
Vickey M Nerangis17362%Typical for peers
Anthony J Green16887%Easier than peers
Michael B Nelson16626%Typical for peers
Kelechi Chidi Egwim16077%Typical for peers
Hui H Chin15884%Typical for peers
Margaret G Moore14971%Typical for peers
Hannah J Pak14780%Easier than peers
Robert T Butcher14671%Typical for peers
Satya B Sastri13864%Typical for peers
Sheeba Ahmed13781%Easier than peers