Technology center

Tech center 2600

83 art units1,867 examiners827,522 applications

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3-year grant rate

81%

allowed within 3 years of the first action

Allowance rate

83%

range 82% to 83%

Rejections before allowance

1.5

Months to first action

16.8 mo

In plain words

With Tech center 2600, 81% of applications were allowed within three years of the first office action. The first action takes 16.8 months on average.

Examiner difficulty

How examiners in this tech center 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 827,522 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 tech centers. 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 tech centers.

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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 tech centers, 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 tech centers.

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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 tech centers.

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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 tech centers.

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Landscape

Every examiner in tech center 2600

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

Hardest examiners

Examiner	Art unit	Apps	Allowance
Zhiyu Lu Harder than peers	2665	803	56%
Timothy Wing Ho Choi Harder than peers	2665	419	62%
David Benjamin Orange Harder than peers	2663	238	35%
Sumati Lefkowitz Harder than peers	2694	66	0%
James M Holland Harder than peers	2626	65	17%
Hung K Du Harder than peers	2645	327	49%
Benjamin X. Casarez Harder than peers	2692	300	46%
Edd Rianne L Plata Harder than peers	2645	142	39%
Nandini Subramani Harder than peers	2656	134	68%
Michael Irace Harder than peers	2644	84	43%

Easiest examiners

Examiner	Art unit	Apps	Allowance
Sydney Lynn Blacksten Easier than peers	2674	50	100%
Edgar X Guerra-Erazo Easier than peers	2659	913	91%
Sheza Abdul Aziz Easier than peers	2657	39	100%
Jeffery A Hofsass Easier than peers	2683	701	88%
Jai Wei Tommy Li Easier than peers	2613	56	100%
Raymond Chun Lam Li Easier than peers	2614	37	100%
Toan Ngoc Pham Easier than peers	2684	1723	91%
Michael Pervan Easier than peers	2621	1187	89%
Anand P Bhatnagar Easier than peers	2668	1154	95%
Daniel G Dobson Easier than peers	2636	1062	90%

Art units

Every art unit in the center

Art unit	Examiners	Applications	Allowance rate	Rejections before allowance	Months to first action	RCE rate
2600	11	178	81%	1.3	17.8	16%
2609	1	1	n/a	n/a	n/a	n/a
2611	124	17,229	82%	1.5	19.7	25%
2612	126	18,371	73%	1.5	22.8	21%
2613	57	11,570	80%	1.7	17.4	34%
2614	118	9,433	71%	1.5	25.8	22%
2615	69	2,676	89%	1.5	19.1	32%
2616	59	7,966	81%	1.9	15.9	40%
2617	220	15,523	69%	1.8	26.4	26%
2618	125	12,236	77%	1.5	23.0	25%
2619	63	6,664	83%	1.9	14.1	38%
2621	100	9,993	75%	1.8	13.4	37%
2622	124	14,933	78%	1.6	18.4	26%
2623	39	9,937	84%	1.5	13.4	28%
2624	131	19,539	83%	1.3	19.0	21%
2625	115	13,782	75%	1.6	18.9	31%
2626	83	11,894	78%	1.6	14.7	28%
2627	91	18,870	76%	1.3	17.6	20%
2628	93	13,145	83%	1.4	14.8	24%
2629	160	12,127	66%	1.4	32.3	19%
2631	23	13,928	91%	1.3	12.6	20%
2632	32	14,829	91%	1.3	11.8	19%
2633	29	12,300	91%	1.3	11.9	21%
2634	37	8,189	91%	1.2	18.2	17%
2635	15	3,205	92%	1.0	20.2	13%
2636	19	7,429	84%	1.3	12.8	20%
2637	41	9,602	90%	1.2	14.1	19%
2638	18	3,586	94%	0.8	17.3	11%
2639	19	3,505	91%	1.1	17.3	18%
2641	44	12,893	85%	1.7	14.9	30%
2642	38	11,336	84%	1.6	14.6	32%
2643	27	10,698	86%	1.7	15.0	34%
2644	29	9,804	86%	1.6	15.6	31%
2645	53	16,783	85%	1.6	14.5	31%
2646	60	14,811	84%	1.6	15.5	30%
2647	56	12,751	87%	1.5	14.7	27%
2648	45	14,172	86%	1.4	17.1	25%
2649	57	18,212	84%	1.5	16.5	27%
2651	37	7,695	82%	1.6	12.4	25%
2652	21	7,430	85%	1.6	11.6	26%
2653	47	8,668	87%	1.5	15.2	25%
2654	44	9,224	82%	1.5	15.5	27%
2655	40	8,667	81%	1.7	18.4	27%
2656	51	13,966	85%	1.4	17.0	25%
2657	30	8,723	81%	1.8	19.3	35%
2658	37	8,853	82%	1.8	18.8	34%
2659	31	7,880	80%	1.9	19.3	40%
2661	53	11,499	86%	1.4	17.7	24%
2662	59	11,538	85%	1.3	18.2	26%
2663	47	8,842	82%	1.7	18.5	31%
2664	44	11,088	88%	1.3	17.4	22%
2665	64	17,573	88%	1.2	18.4	20%
2666	60	13,746	85%	1.4	17.5	25%
2667	48	11,651	87%	1.2	18.5	22%
2668	44	12,424	88%	1.2	17.8	19%
2669	42	9,220	86%	1.3	19.0	22%
2671	34	3,239	76%	1.6	25.4	35%
2672	47	8,663	84%	1.3	14.4	26%
2673	46	5,664	83%	1.4	21.6	25%
2674	42	7,858	81%	1.6	15.1	31%
2675	35	8,481	85%	1.4	12.2	27%
2676	43	5,225	82%	1.6	19.2	32%
2677	75	9,640	84%	1.4	14.3	28%
2678	23	504	67%	1.9	32.8	35%
2679	38	534	61%	1.9	32.3	36%
2681	57	5,600	85%	1.3	23.3	20%
2682	41	7,173	82%	1.5	21.6	26%
2683	52	9,118	78%	1.5	15.6	26%
2684	31	7,735	78%	1.5	13.5	21%
2685	44	12,673	83%	1.4	14.7	21%
2686	50	10,183	86%	1.3	13.8	20%
2687	39	9,429	84%	1.2	12.5	18%
2688	52	14,063	86%	1.3	10.4	19%
2689	41	13,081	82%	1.4	14.7	24%
2691	64	11,440	79%	1.5	18.2	27%
2692	42	9,895	81%	1.6	17.2	29%
2693	42	11,162	82%	1.6	17.1	28%
2694	64	9,133	78%	1.7	18.3	31%
2695	65	8,941	82%	1.5	20.0	25%
2696	38	6,954	74%	1.5	15.4	31%
2697	42	7,619	78%	1.5	15.6	29%
2698	31	3,950	87%	1.4	12.9	24%
2699	67	6,778	81%	1.4	17.1	25%