1. Stats
  2. USPTO
  3. TC 1600
  4. Group 1620
  5. Art Unit 1621
  6. Examiner O

Examiner O Dell David K

1621-O-DELL-DAVID-K

Employment Information

Art Unit:1621 — Drug, bio-affecting and body treating compositions
Group:1620 — Biomedicinal Chemistry
Classes: 514 — Drug, bio-affecting and body treating compositions
546 — Organic compounds -- part of the class 532-570 series
549 — Organic compounds -- part of the class 532-570 series
544 — Organic compounds -- part of the class 532-570 series
548 — Organic compounds -- part of the class 532-570 series
540 — Organic compounds -- part of the class 532-570 series
424 — Drug, bio-affecting and body treating compositions
564 — Organic compounds -- part of the class 532-570 series
558 — Organic compounds -- part of the class 532-570 series
504 — Plant protecting and regulating compositions
Phone:(571) 272-9071
Email:david.odell@uspto.gov
Location:VA 22314
Title:Pat Examnr Org Chem
Service:19 years
Grade:GS-14

Grant Rate and Difficulty Ranking

76
3-Year Grant rate: 56% over 524 cases
Difficulty: Harder
Difficulty Percentile: 76th

With Examiner O, you have a 56% chance of getting an issued patent by 3 years after the first office action. Examiner O is a harder examiner and in the 76th percentile across all examiners (with 100th percentile most difficult).

Grant Rate

Grant Rate Timeline

Below is the grant rate timeline for Examiner O, where the timeline is relative to the date of the first office action. The three-year grant rate is the percentage of applications granted at three years after the first office action.

Comparison with Art Unit 1621

Examiner O's grant rate is lower than that of Art Unit 1621 and lower than that of the USPTO.

Average Office Actions Per Grant
Examiner O 1.7
Art Unit 1621 1.2

Interview Benefit

Grant Rate without Interview

Examiner O has granted 222 of 424 cases without any applicant-requested interviews for a grant rate of 52%.

Grant Rate with Interview

Examiner O has granted 72 of 100 cases with at least one applicant-requested interview for a grant rate of 72%.

Interview Benefit

With Examiner O, conducting an interview increases your chance of getting a patent granted by 38%.

Recent Dispositions

Recent Dispositions

Number Title OA Rejections Status IFW
17771223 Process To Continuously Prepare A Cyclic Carbonate Rejection information available with a Premium Stats subscription. See our pricing. Abandoned View
17766116 Method Of Producing Perfluoro(2,4-Dimethyl-2-Fluoroformyl-1,3-Dioxolane) Patented View
17959826 Compositions And Methods For Treating Diseases, Disorders And Conditions Involving Trinucleotide Repeats Patented View
17432456 Compounds For The Treatment Of Ocular Disease Abandoned View
18532547 5,7-Dihydro-Pyrrolo-Pyridine Derivatives Abandoned View
17408864 Processes And Intermediates For The Preparations Of Carboprost And Carboprost Tromethamine, And Carboprost Tromethamine Prepared Therefrom Patented View
17924850 Process Of Making Roxadustat Abandoned View
18070529 Hydroxamic Acid-Containing Compound, And Preparation Method And Use Thereof Abandoned View
18005704 Liquid Bio-Based Benzoxazine Resin Systems With Improved Processability And High Performance Abandoned View
17996323 Benzimidazole Derivatives Abandoned View
18741170 Fluorolactone And Method For Producing Same Patented View
18150117 Heterocyclic Modulators Of Lipid Synthesis Patented View
17432057 Piroctone Olamine Recrystallization Abandoned View
17623001 Pyrazolone-Fused Pyrimidine Compound, And Preparation Method And Use Therefor Abandoned View
18223860 Imidazopyridinyl Compounds And Use Thereof For Treatment Of Neurodegenerative Disorders Patented View
17788611 Novel Compounds Suitable For The Treatment Of Dyslipidemia Abandoned View
17547242 Preparation Method For Synthesizing Chiral Nicotine From Chiral Tert-Butylsulfenamide Abandoned View
18097811 Inhibitors Of Complement Factors And Uses Thereof Patented View
17755843 Novel Derivatives Having 2,3-Dihydro-1h-Indene Or 2,3-Dihydrobenzofuran Moiety Or Pharmaceutically Acceptable Salt Thereof And Pharmaceutical Compositions Comprising The Same Patented View
17291351 Method Of Producing Perfluoro(2-Methylene-4-Methyl-1,3-Dioxolane) Abandoned View
18380392 Inhibitors Of Tryptophan Dioxygenases (Ido1 And Tdo) And Their Use In Therapy Patented View
17784200 Compound And Composition As Pdgf Receptor Kinase Inhibitor Patented View
19214766 Method For Preparing Cyano Sulfonyl Fluoride Compounds Patented View
17281219 Method For Preparing Isoxazoline-Containing Uracil Compound Through Methylation Patented View
17628706 Intermediate Compounds Used For Preparing Brivaracetam, Preparation Methods For Intermediate Compounds, And Use Patented View
17664483 Methods For The Preparation Of 1,3-Benzodioxole Heterocyclic Compounds Abandoned View
17780123 1,8-Naphthyridin-2-One Compounds For The Treatment Of Autoimmune Disease Abandoned View
17999196 Malonitrile Derivatives Abandoned View
18038029 Method For Preparing Meta-Functionalized Pyridine Compound Patented View
18110681 Tethered Silacrown Ethers And Ion Channeling Applications Thereof Abandoned View
18437702 4-Phenylpiperidines, Their Preparation And Use Patented View
18511612 Urolithin Derivatives And Methods Of Use Thereof Patented View
17615873 N-(5-(6-Ethoxypyrazin-2-Yl)pyridin-2-Yl)-4-(2-(Methylsulfonamido)pyrimidin-4-Yl) Tetrahydro-2h-Pyran-4-Carboxamide Derivatives And Related Compounds As Human Ctps1 Inhibitors For The Treatment Of Proliferative Diseases Patented View
18536755 Novel Host-Targeted Pan-Respiratory Antiviral Small Molecule Therapeutics Patented View
17603659 Process For Preparing Carbamoyloxymethyl Triazole Cyclohexyl Acid Compounds Patented View
17784884 Production Of Benzene Derivatives Abandoned View
18079790 Cereblon Ligands And Bifunctional Compounds Comprising The Same Patented View
17775679 Substituted Tricyclic Compounds Patented View
17282436 Process For Preparing Caryophyllene Oxide Patented View
17142595 Nanomaterials Patented View
17619383 Process For The Preparation Of Key Intermediates For The Synthesis Of Eltrombopag Or Salt Thereof Patented View
17262908 Method For Preparation Of N-Carboxyanhydrides Patented View
18171950 Antiviral Compounds Abandoned View
17612127 Organic Transistor Material And Organic Transistor Patented View
17790525 Compounds And Compositions For Treating Cns Disorders Abandoned View
18457795 Pyrazolo[3,4-B]pyridine Compounds As Inhibitors Of Tam And Met Kinases Abandoned View
18631725 Compounds Abandoned View
18425572 Aminosteroids For The Treatment Of A Ptp1b Associated Disease Abandoned View
17422168 Heteroaryl Compounds As Necrosis Inhibitors, Composition And Method Using The Same Patented View
17757740 Efficient Process For Making 6-Carboxy Benzoxazole Derivatives Patented View

Appeals Statistics

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