Prosecution Insights
Last updated: October 26, 2026

Corning Incorporated

Technology areas: Chemistry & Materials • Semiconductors, Circuits & Optics

189 pending office actions • 54 art units • 125 examiners • 0 of 189 (0%) have an AI response strategy ready • 333 patents granted in the last 365 days

Analysis

Corning Incorporated has 195 pending office actions in Chemistry & Materials. The portfolio spans 124 examiners and 53 art units, creating a wide examination network that calls for structured central oversight. Docket controls should support consistent claim drafting, disclosure review, and response tracking while allowing attorneys to account for different art-unit practices.

CHU, CHRIS H is the busiest examiner, with 11 pending matters. This is a meaningful concentration within the examiner allocation, but the remaining matters extend across many other examiners. Counsel should develop a focused strategy for this group without treating it as representative of the entire portfolio.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

189
Total Pending OAs
133
Non-Final OAs
51
Final Rejections
5
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 39 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

17
Overdue
0
Due this week
12
Due this month
8
Due in next 60 days
2
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 39 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (17)Due ≤ 30 days (12)Due ≤ 60 days (8)Due later (2)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

90
Hard (48%)
87
Medium (46%)
10
Easy (5%)
2
Unknown (1%)

Rejection Statute Mix

BucketCases
§103 only74 (39%)
§102 only7 (4%)
§112 only5 (3%)
Double-patenting only5 (3%)
Double-patenting + other6 (3%)
Multi-statute (no §101)90 (48%)
No statute on record2 (1%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

105
Life Sciences
56% of docket
2
Information Tech
1% of docket
2
Communications
1% of docket
62
Semiconductors
33% of docket
15
Mechanical / Eng
8% of docket
3
Business / Other
2% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

1,890 h
Manual time on pending OAs
378 h
Time saved (low, 20%)
662 h
Time saved (mid, 35%)
16.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHU, CHRIS H 11 53.1% +8.6%
DAIGLER, CHRISTOPHER PAUL 8 50.0% +19.6%
COLGAN, LAUREN ROBINSON 7 69.8% +16.2%
FRANKLIN, JODI COHEN 5 61.4% +23.4%
MILLER, CAMERON KENNETH 5 81.6% +0.3%
DEHGHAN, QUEENIE S 5 62.4% +10.7%
WEYDEMEYER, ALICIA JANE 4 46.2% +28.0%
PETKOVSEK, DANIEL 4 83.6% +9.5%
HERRING, LISA L 3 72.9% +17.2%
AUER, LAURA A 3 49.9% +34.2%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
17775658 High CTE, High UV Transmittance, and High Young's Modulus Glass MILLER, CAMERON KENNETH —

Hard Cases (90)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18577887 GLASS WINDING SYSTEM AND SYSTEM AND METHOD FOR FORMING GLASS ROLLS DEHGHAN, QUEENIE S 162d overdue
18288642 GLASS LAMINATE ARTICLE WEYDEMEYER, ALICIA JANE 146d overdue
17238283 ANTI-REFLECTIVE COATINGS AND METHODS OF FORMING DUNNING, RYAN S 86d overdue
18025994 FOLDABLE APPARATUS WEYDEMEYER, ALICIA JANE 77d overdue
18579538 METHODS FOR IN SITU CONTROL OF TINTED WINDOWS AND CONTROL APPARATUSES CAIN, ZACHARY ANDREW 8d
18039365 CELL CULTURE MEDIA CONDITIONING VESSELS AND PERFUSION BIOREACTOR SYSTEM KRCHA, MATTHEW D 16d
18277125 FOLDABLE APPARATUS AND METHODS OF MAKING COLGAN, LAUREN ROBINSON 19d
18588497 GLASS CONTAINERS WITH IMPROVED STRENGTH AND IMPROVED DAMAGE TOLERANCE HIGGINS, GERARD T 21d

Interview Candidates (35)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18577887 GLASS WINDING SYSTEM AND SYSTEM AND METHOD FOR FORMING GLASS ROLLS DEHGHAN, QUEENIE S 162d overdue
18288642 GLASS LAMINATE ARTICLE WEYDEMEYER, ALICIA JANE 146d overdue
18025994 FOLDABLE APPARATUS WEYDEMEYER, ALICIA JANE 77d overdue
18873952 AU AND AG CONTAINING GLASS COMPOSITION AND COLORED GLASS-BASED ARTICLES FORMED THEREFROM AUER, LAURA A 4d overdue
18277125 FOLDABLE APPARATUS AND METHODS OF MAKING COLGAN, LAUREN ROBINSON 19d
17978369 GLASS ARTICLES HAVING TARGET COEFFICIENTS OF THERMAL EXPANSION AND INCREASED MODULUS AND METHODS FOR MAKING SAME AUER, LAURA A 26d
18710314 METHODS FOR PRODUCING LOCALIZED CRYSTALLIZATION IN GLASS ARTICLES AND GLASS ARTICLES FORMED THEREFROM DAIGLER, CHRISTOPHER PAUL 27d
18775174 COUNTER-DIRECTIONAL GAS INJECTION FOR A FURNACE SYSTEM FRANKLIN, JODI COHEN 62d

Top Art Units

Art UnitApps
2874 39
1741 24
1781 12
1731 11
1784 8
1783 8
1799 8
2872 6
1712 3
2877 3

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19351794 GLASS CONTAINERS FOR STORING PHARMACEUTICAL COMPOSITIONS ACKUN, JACOB K 3736 DP Non-Final OA — Pending Oct 07, 2025
19472299 PHOTOVOLTAIC MODULES WITH GLASS FRIT SEALS & METHODS OF MAKING THE SAME GONZALEZ RAMOS, MAYLA 1721 §103 Non-Final OA — Pending Oct 03, 2025
19343845 POROUS GLASS CONTAINERS AND METHODS FOR MAKING THE SAME PROCTOR, CACHET I 1712 §102§103 Non-Final OA — Pending Sep 29, 2025
19311593 METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON LEE, STEVEN SHIH-CHING 1741 §102§103 Non-Final OA — Pending Aug 27, 2025
19153463 SCORING APPARATUS AND GLASS CUTTING APPARATUS INCLUDING THE SAME LEE, STEVEN SHIH-CHING 1741 §103§112 Non-Final OA — Pending Aug 04, 2025
19133358 APPARATUS FOR GLASS MANUFACTURING FRANKLIN, JODI COHEN 1741 §103 Non-Final OA — Pending May 28, 2025
19202622 INSPECTION DEVICE WITH METASURFACE POLARIZATION BEAM SPLITTER TRAN, JUDY DAO 2877 §103§112 Non-Final OA — Pending May 08, 2025
19200157 SALT BATH COMPOSITIONS, SALT BATH SYSTEMS, AND PROCESSES FOR STRENGTHENING GLASS ARTICLES FRANKLIN, JODI COHEN 1741 §103 Non-Final OA — Pending May 06, 2025
19127570 METHODS OF DEPOSITING INORGANIC PARTICLES LAW, NGA LEUNG V 1717 §103 Non-Final OA — Pending May 06, 2025
19191261 GLASS ARTICLE FOR VEHICLE INTERIOR SYSTEM HAVING A BENDABLE DISPLAY UNIT DANG, HUNG Q 2841 DP Non-Final OA — Pending Apr 28, 2025
19178822 SALT BATH SYSTEMS FOR STRENGTHENING GLASS ARTICLES AND METHODS FOR REGENERATING MOLTEN SALT FRANKLIN, JODI COHEN 1741 §102§103 Non-Final OA — Pending Apr 14, 2025
19116033 NIP ROLLER SYSTEM FOR GLASS RIBBON BIDWELL, JAMES R 3651 §103 Non-Final OA — Pending Mar 27, 2025
19109785 METHODS AND APPARATUS FOR MANUFACTURING A RIBBON DAIGLER, CHRISTOPHER PAUL 1741 §103§112 Non-Final OA — Pending Mar 07, 2025
19063841 HIGH YOUNG'S MODULUS, LITHIUM OXIDE-CONTAINING GLASSES COLGAN, LAUREN ROBINSON 2841 §103Other Non-Final OA — Pending Feb 26, 2025
19062278 FREQUENCY DOMAIN METHOD AND SYSTEM FOR MEASURING MODAL BANDWIDTH, CHROMATIC DISPERSION, AND SKEW OF OPTICAL FIBERS SANCHEZ, DIBSON J 2634 DP Non-Final OA — Pending Feb 25, 2025
19104797 SYSTEM AND METHOD FOR CONTINUOUS CASTING OF SINGLE- OR MULTIPLE-LAYER COMPOSITE GLASS STRUCTURES DAIGLER, CHRISTOPHER PAUL 1741 §103§112 Non-Final OA — Pending Feb 19, 2025
19057499 ANTI-REFLECTION AND ANTI-GLARE GLASS LAMINATES COLGAN, LAUREN ROBINSON 1784 §103§112Other Non-Final OA — Pending Feb 19, 2025
19104567 SYSTEM AND METHOD FOR FORMING THIN, THREE-DIMENSIONAL SHAPED GLASS ARTICLES BY PRESSING HERRING, LISA L 1741 §103§112 Non-Final OA — Pending Feb 18, 2025
19103334 METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON HERRING, LISA L — §112 Final Rejection — Pending Feb 12, 2025
19046757 TRANSPARENT ARTICLES AND DISPLAY ARTICLES WITH MEDIUM INDEX LAYERS AND HIGH SHALLOW HARDNESS NORDMEYER, PATRICIA L 1788 §102§103 Non-Final OA — Pending Feb 06, 2025
19028864 DEADFRONT CONFIGURED FOR COLOR MATCHING CHANG, AUDREY Y 2872 §103§112DP Non-Final OA — Pending Jan 17, 2025
18992337 METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON HERRING, LISA L 1741 §103 Non-Final OA — Pending Jan 08, 2025
18881120 LIGHT WEIGHT SUBSTRATE WITH GLASS BUBBLE SKELETON HAVING MIXED POROSITY FOR CARBON CAPTURE AND METHOD OF MAKING COLLISTER, ELIZABETH A 1784 §102§103 Final Rejection — Pending Jan 03, 2025
18982025 ANTIGLARE ARTICLES CHIEN, LUCY P 2871 §103 Non-Final OA — Pending Dec 16, 2024
18978915 COLOR GLASS PANEL WITH REDUCED SPODUMENE CRYSTALS AND METHOD OF FORMING SAME FLORES JR, DONALD M 1781 §102§103§112 Non-Final OA — Pending Dec 12, 2024
18873969 FUSION FORMABLE GLASS COMPOSITION AND COLORED GLASS-BASED ARTICLES FORMED THEREFROM AUER, LAURA A 1783 §103 Non-Final OA — Pending Dec 11, 2024
18873952 AU AND AG CONTAINING GLASS COMPOSITION AND COLORED GLASS-BASED ARTICLES FORMED THEREFROM AUER, LAURA A 1783 §103 Final Rejection 4d overdue Pending Dec 11, 2024
18871513 REFLECTIVE DISPLAYS INCLUDING REFLECTORS SANTIAGO, MARICELI 2875 §102§103 Non-Final OA — Pending Dec 04, 2024
18967064 PRECURSOR GLASSES AND GLASS-CERAMICS COMPRISING A CRYSTALLINE PHASE HAVING A JEFFBENITE CRYSTALLINE STRUCTURE FIGG, TRAVIS M 1783 §103Other Non-Final OA — Pending Dec 03, 2024
18947687 ANTI-SPARKLE SUBSTRATES AND METHODS OF MAKING THE SAME DUONG, HENRY ABRAHAM 2872 §102§103§112 Non-Final OA — Pending Nov 14, 2024
18944759 GLASS ARTICLES WITH INCREASED HYDROXYL GROUP UNIFORMITY COMPRISING STACK SEALED GLASS SUBSTRATES, AND METHODS OF FORMING THE SAME COLGAN, LAUREN ROBINSON 1741 §103§112 Non-Final OA — Pending Nov 12, 2024
18864079 REDUCED OPTICAL TRANSMITTANCE GLASSES FOR EMISSIVE DISPLAYS MILLER, CAMERON KENNETH 1731 §103§112 Non-Final OA — Pending Nov 08, 2024
18932938 COATED ARTICLES WITH A PLANARIZATION LAYER/HYDROXYL-MODIFIED LAYER AND A SURFACE-MODIFYING LAYER AND METHODS OF MAKING THE SAME MULVANEY, ELIZABETH EVANS 1785 §112DP Non-Final OA — Pending Oct 31, 2024
18931930 OPTICAL COATINGS AND OPTICAL ELEMENTS PAN, JIA X 2871 §102§103 Non-Final OA — Pending Oct 30, 2024
18860110 GLASS MANUFACTURING APPARATUS AND METHODS OF MAKING A GLASS RIBBON SNELTING, ERIN LYNN 1741 §103 Non-Final OA — Pending Oct 25, 2024
18858468 IMPACT-RESISTANT GLASS-POLYMER LAMINATES AND SENSORS INCORPORATING THE SAME JONES, JENNIFER ANN 1748 §103§112 Non-Final OA — Pending Oct 21, 2024
18917421 SYSTEMS FOR HANDLING GREEN CERAMIC MONOLITHS AHADI, ELIA 3652 §102§103 Non-Final OA — Pending Oct 16, 2024
18854855 COLD-FORMED GLASS ARTICLES WITH OVERMOLDED CARRIERS AND METHODS OF FABRICATING THE SAME MCNALLY, DANIEL 1746 §103 Non-Final OA — Pending Oct 07, 2024
18896351 HIGH REFLECTIVITY COATINGS DEPOSITED VIA PHYSICAL VAPOR DEPOSITION MURATA, AUSTIN 1712 §103§112 Non-Final OA — Pending Sep 25, 2024
18849840 MULTI-LEVEL STRUCTURED SURFACE FOR ANTI-GLARE APPLICATION AND ASSOCIATED METHODS RAKOWSKI, CARA E 2872 §102§103 Non-Final OA — Pending Sep 23, 2024
18889668 VIBRATORY CUTTING SYSTEM DONG, LIANG 3724 §103 Final Rejection — Pending Sep 19, 2024
18889016 GLASS ARTICLE HAVING FRAME CONFIGURED FOR MINIMAL SHAPE DEVIATION AND HAVING SMALL BEZEL WIDTH WEYDEMEYER, ALICIA JANE 1781 §103 Non-Final OA — Pending Sep 18, 2024
18847388 FOLDABLE APPARATUS AND METHOD OF MAKING THE SAME PLESZCZYNSKA, JOANNA 2841 §103 Final Rejection — Pending Sep 16, 2024
18886355 SILICA-FREE TUNGSTEN BRONZE GLASS CERAMICS AND METHODS OF MAKING THE SAME MILLER, CAMERON KENNETH 1731 §103§112 Non-Final OA — Pending Sep 16, 2024
18843827 BOROALUMINOSILICATE GLASS COMPOSITION HAVING HIGH FUSION FLOW RATE AND ADVANTAGED PAIR SHAPING TEMPERATURE POLLEY, CHRISTOPHER M 1785 §102§103 Non-Final OA — Pending Sep 04, 2024
18816538 ANTI-REFLECTIVE COATINGS AND ARTICLES AND METHODS OF FORMING THE SAME VONCH, JEFFREY A 1781 §103§112 Non-Final OA — Pending Aug 27, 2024
18841420 COATED TEXTURED GLASS ARTICLES AND METHODS OF MAKING SAME ABDUR, RAHMAN 2872 §103§112 Non-Final OA — Pending Aug 26, 2024
18809457 OPTICAL FIBER WITH REDUCED ATTENUATION GREEN, TAJANAE NICOLE 2874 §102§103§112 Non-Final OA — Pending Aug 20, 2024
18839092 METHODS OF FORMING A FOLDABLE APPARATUS DAIGLER, CHRISTOPHER PAUL 1741 §103§112 Non-Final OA — Pending Aug 16, 2024
18838439 METHODS AND APPARATUS FOR MANUFACTURING A RIBBON DEHGHAN, QUEENIE S 1741 §102§103§112Other Final Rejection — Pending Aug 14, 2024

View all 189 →

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Frequently Asked Questions

How many pending USPTO office actions does Corning Incorporated have?

Corning Incorporated has 189 pending office actions as of October 2026, spread across 54 art units and 125 examiners.

Which USPTO examiner handles the most Corning Incorporated applications?

Chris H Chu has the most, with 11 of Corning Incorporated's pending office actions.

What technology area are Corning Incorporated's patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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