Examiner difficulty
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
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
Grant rate from the first action
The gold line is this record and the blue line is art unit 1645. The marker is the three-year grant rate.
Outcome simulator
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 1645.
Prosecution paths
Every application’s sequence of examiner actions, from the first action to the outcome. Hover a band for the count.
Compared with peers
The same figures for this record, art unit 1645, the tech center and the whole office.
Allowance over time
Share allowed (gold) and abandoned (red) by month since filing, with pending cases counted only while they are pending.
Rejection fingerprint
Share of examined applications that drew each ground; blue is art unit 1645.
After a response
How often each ground is gone from the next action once it has been answered.
What works
Allowance rate among decided cases where each move was used at least once, against art unit 1645.
Interviews
Allowance with and without an examiner interview, and how often interviews happen.
Odds by round
After the first, second and later rejections.
Response clock
How long the examiner takes to act once you have answered.
Quarter-end timing
Allowances by week of the USPTO fiscal quarter. An even spread would put 15% in the last two weeks.
Who files here
How often each one was allowed with this examiner.
Cited art
From the rejections and the examiner’s citation forms.
Trend
Is it getting easier or harder? Gold is this record, blue is art unit 1645.
Appeals
Appeals filed, briefs, examiner’s answers, and how the Board decided.
Landscape
Each dot is an examiner: allowance rate across, rejections before allowance down, size by caseload. Click one to open it.
The docket
Filed and granted
Filed by the year of filing, granted by the year the patent issued.
Technology mix
Applications by filing year, stacked by technology domain. Click a domain to hide or show it.
Who appears here
Applications across, allowance rate up; larger bubbles took longer. Click a bubble to open it.
Pending and what to expect
Each pending application is carried forward from its age on this record’s own allowance curve. The bars are the pending applications by years since filing.
Explore the record
Hover any mark for the case behind it, click to open it, and download any view as an image or a table.
Every application
Filed across, months to the decision up; green allowed, red abandoned, blue pending; larger dots drew more rejections. Drag across the years to zoom, click a dot to open the case.
Among peers
Every dot is an examiner; the gold one is this examiner. Switch between the art unit and the tech center, and hover for a name.
Technology
Sized by applications, colored by allowance rate. Click a field to open it.
Prosecution, case by case
Each row is one application from filing to its end: rejections, responses, interviews, RCEs and the outcome. Hover a mark for the date; click a row to open the case.
Applications
| Application | Title | Filed | Status | Rejections | RCEs | To 1st action |
|---|---|---|---|---|---|---|
| 19556670 | 3-HYDROXYPROPIONIC ACID PRODUCTION USING YEAST AT AN INDUSTRIALLY RELEVANT SCALE | 2026-03-04 | Pending | 0 | 0 | n/a |
| 19543984 | MALARIA IMMUNOGEN AND METHODS FOR USING SAME | 2026-02-19 | Pending | 0 | 0 | n/a |
| 19445101 | IMMUNOGENIC VARICELLA ZOSTER VACCINE COMPOSITIONS | 2026-01-09 | Pending | 0 | 0 | n/a |
| 15779718 | Method and apparatus for adaptive signal processing | 2012-01-10 | Allowed | 1 | 0 | 12.0 mo |
| 15666361 | Composition and method for controlled release | 2015-02-11 | Abandoned | 4 | 1 | 23.0 mo |
| 15532221 | Distributed ledger transaction verification | 2018-03-12 | Allowed | 3 | 0 | 20.0 mo |
| 15627253 | Thermal management of battery assemblies | 2021-04-13 | Pending | 2 | 1 | 17.0 mo |
| 15199033 | Machine learning model for anomaly detection | 2012-05-14 | Allowed | 1 | 0 | 14.0 mo |
| 15573813 | Wireless power transfer coil arrangement | 2015-06-15 | Abandoned | 4 | 1 | 25.0 mo |
| 15319711 | Catalyst for selective hydrogenation | 2018-07-16 | Allowed | 3 | 0 | 22.0 mo |
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