Tech Center 1700 • Art Units: 1771 1772 1777 1779
This examiner grants 49% of resolved cases
Tak Liang Chiu examines applications in Tech Center 1700 and Art Unit 1771. The examiner has 43 resolved cases with an allowance rate of 48.8%. This rate suggests a competitive prosecution environment where slightly less than half of the applications result in a patent grant. The median days to allowance is 1285, which informs applicants about the expected duration of the process when pursuing a successful outcome in this specific art unit.
The interview lift of 20.7% is a significant metric for practitioners to consider. This lift indicates that the probability of allowance increases by 20.7% when an interview is conducted. For cases that might otherwise struggle under the 48.8% baseline, an interview provides a meaningful opportunity to address examiner concerns and advance the application. This suggests that the examiner is receptive to direct verbal communication.
Based on the 43 resolved cases, the data highlights a clear benefit to direct engagement. The 1285 median days to allowance reflects the time investment required, while the 20.7% interview lift offers a tactical advantage. Practitioners working in Tech Center 1700 should weigh the 48.8% allowance rate against the potential gains from interviewing to optimize their prosecution strategy.
| App # | Title | Status | Assignee |
|---|---|---|---|
| 17609072 | COMPOSITION FOR FORMING SEPARATION MEMBRANE ACTIVE LAYER, METHOD FOR PRODUCING SEPARATION MEMBRANE, SEPARATION MEMBRANE, AND WATER TREATMENT MODULE | Non-Final OA | LG CHEM, LTD. |
| 18553957 | TETRABLOCK COPOLYMERS AND ARTICLES MADE THEREFROM | Non-Final OA | Solventum Intellectual Properties Company |
| 17924564 | POROUS MEMBRANE LAMINATE, FILTER ELEMENT AND METHOD OF MANUFACTURING POROUS MEMBRANE LAMINATE | Final Rejection | SUMITOMO ELECTRIC INDUSTRIES, LTD. |
| 17914304 | A SEMI-PERMEABLE MEMBRANE | Final Rejection | National University of Singapore |
| 18268454 | POLYFLUORENE-BASED ANION EXCHANGE COMPOSITE MEMBRANE AND METHOD FOR PREPARING SAME | Final Rejection | IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY) |
| 17777639 | Macromolecular compositions for binding small molecules | Non-Final OA | UMC Utrecht Holding B.V. |
| 18719692 | PROCESS FOR MAKING A FILTRATION AND/OR DIFFUSION DEVICE | Non-Final OA | GAMBRO LUNDIA AB |
| 17629582 | MODIFIED ZEOLITE FOR HEAVY METAL REMOVAL | Final Rejection | OMYA INTERNATIONAL AG |
| 18193517 | NANOPORE DEVICES INCLUDING BARRIERS USING POLYMERS WITH END GROUPS, AND METHODS OF MAKING THE SAME | Final Rejection | Illumina, Inc. |
| 17599683 | SYSTEM FOR REDUCING TOTAL CARBON CONSUMPTION IN THE GENERATION OF LOW CHEMICAL OXYGEN DEMAND TREATED STREAMS | Non-Final OA | LUMMUS TECHNOLOGY LLC |
| 18025272 | WATER TREATMENT SYSTEM, PURE WATER PRODUCTION METHOD, AND WATER TREATMENT METHOD | Final Rejection | ORGANO CORPORATION |
| 18758505 | INLINE LIQUID-DEGASSER WITH LOOPED FIBERS | Non-Final OA | AMD Design, LLC |
| 18431505 | Porous Polymer Product For Removing Contaminants From A Fluid Stream | Non-Final OA | Celanese International Corporation |
| 18267974 | AUTOMATIC MONITORING SYSTEM FOR SOLUTION-PHASE SYNTHESIS | Final Rejection | GlycodePharma Co., Ltd. |
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