HARDENIN Trademark of CH BIOTECH R&D CO., LTD. - Serial Number 99617034

HARDENIN Trademark

Trademark Overview

On Tuesday, January 27, 2026, a trademark application was filed for HARDENIN with the United States Patent and Trademark Office. The USPTO has given the HARDENIN trademark a serial number of 99617034. The federal status of this trademark filing is APPROVED FOR PUBLICATION as of Wednesday, May 20, 2026. This trademark is owned by CH BIOTECH R&D CO., LTD.. The HARDENIN trademark is filed in the Chemical Products, Pharmaceutical Products, Paper & Printed Material Products, Education & Entertainment Services, and Computer & Software Services & Scientific Services categories with the following description:

Seaweeds for use as a fertilizer; Soil conditioning preparations; Nitrogenous fertilisers; Fertilisers; Fertilising preparations; Epsom salts for use as a fertilizer; Chemical preparations for use in agriculture, horticulture and forestry, namely, chemical preparations for the treatment of seeds; Expanded-clay substrates for hydroponic plant growing; Plant growth regulating preparations; Plant growth nutrients; Biostimulants being plant growth stimulants

Education in the fields of agriculture rendered through correspondence courses; Photography; Educational services, namely, providing online instruction in the field of agriculture; Instruction in the field of agriculture; Publication of books; Arranging and conducting of colloquiums in the field of agriculture; Layout services, other than for advertising purposes; Arranging and conducting of conferences and seminars in the field of agriculture; Providing online videos, not downloadable, in the field of agriculture; Publication of electronic books and journals on-line; Training services in the field of business know-how; Publication of texts, other than publicity texts

Graphic prints; Envelopes for stationery use; Blank or partially printed postcards; Printed publications, namely, brochures, booklets, and teaching materials in the field of agriculture; Printed periodicals in the field of agriculture; Printed matter, namely, paper signs, books, manuals, curricula, newsletters, informational cards and brochures in the field of agriculture; Jackets for papers; Canvas for painting; Rice paper; Plantable seed paper stationery

Antiparasitic preparations; Medicinal tea; Nutritive substances for micro-organisms for medical use; Cultures of microorganisms for medical or veterinary use; Soil-sterilizing preparations; Dietary fiber for use as an ingredient in the manufacture of dietary supplements; Chemical preparations to treat wheat blight; Herbicides; Chemical preparations for treating diseases affecting vine plants; Chemical preparations for treating diseases affecting cereal plants; Plant extracts for pharmaceutical purposes

Cosmetic research; Research and development of new products for others; Quality evaluation of standing timber; Scientific laboratory services; Culturing of cells for others for scientific research purposes; Technological research in the field of agriculture; Material testing; Biological research; Scientific research; Medical research; Providing scientific information, advice and consultancy relating to net zero emissions

General Information

Serial Number	99617034
Word Mark	HARDENIN
Filing Date	Tuesday, January 27, 2026
Status	680 - APPROVED FOR PUBLICATION
Status Date	Wednesday, May 20, 2026
Registration Number	0000000
Registration Date	NOT AVAILABLE
Mark Drawing	4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition Date	NOT AVAILABLE

Trademark Statements

Goods and Services	Seaweeds for use as a fertilizer; Soil conditioning preparations; Nitrogenous fertilisers; Fertilisers; Fertilising preparations; Epsom salts for use as a fertilizer; Chemical preparations for use in agriculture, horticulture and forestry, namely, chemical preparations for the treatment of seeds; Expanded-clay substrates for hydroponic plant growing; Plant growth regulating preparations; Plant growth nutrients; Biostimulants being plant growth stimulants
Goods and Services	Education in the fields of agriculture rendered through correspondence courses; Photography; Educational services, namely, providing online instruction in the field of agriculture; Instruction in the field of agriculture; Publication of books; Arranging and conducting of colloquiums in the field of agriculture; Layout services, other than for advertising purposes; Arranging and conducting of conferences and seminars in the field of agriculture; Providing online videos, not downloadable, in the field of agriculture; Publication of electronic books and journals on-line; Training services in the field of business know-how; Publication of texts, other than publicity texts
Goods and Services	Graphic prints; Envelopes for stationery use; Blank or partially printed postcards; Printed publications, namely, brochures, booklets, and teaching materials in the field of agriculture; Printed periodicals in the field of agriculture; Printed matter, namely, paper signs, books, manuals, curricula, newsletters, informational cards and brochures in the field of agriculture; Jackets for papers; Canvas for painting; Rice paper; Plantable seed paper stationery
Goods and Services	Antiparasitic preparations; Medicinal tea; Nutritive substances for micro-organisms for medical use; Cultures of microorganisms for medical or veterinary use; Soil-sterilizing preparations; Dietary fiber for use as an ingredient in the manufacture of dietary supplements; Chemical preparations to treat wheat blight; Herbicides; Chemical preparations for treating diseases affecting vine plants; Chemical preparations for treating diseases affecting cereal plants; Plant extracts for pharmaceutical purposes
Goods and Services	Cosmetic research; Research and development of new products for others; Quality evaluation of standing timber; Scientific laboratory services; Culturing of cells for others for scientific research purposes; Technological research in the field of agriculture; Material testing; Biological research; Scientific research; Medical research; Providing scientific information, advice and consultancy relating to net zero emissions

Classification Information

International Class	001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
US Class Codes	001, 005, 006, 010, 026, 046
Class Status Code	6 - Active
Class Status Date	Tuesday, January 27, 2026
Primary Code	001
First Use Anywhere Date	NOT AVAILABLE
First Use In Commerce Date	NOT AVAILABLE

International Class	005 - Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes; dietetic substances adapted for medical use, food for babies; plasters, materials for dressings; material for stopping teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.
US Class Codes	005, 006, 018, 044, 046, 051, 052
Class Status Code	6 - Active
Class Status Date	Tuesday, January 27, 2026
Primary Code	005
First Use Anywhere Date	NOT AVAILABLE
First Use In Commerce Date	NOT AVAILABLE

International Class	016 - Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks.
US Class Codes	002, 005, 022, 023, 029, 037, 038, 050
Class Status Code	6 - Active
Class Status Date	Tuesday, January 27, 2026
Primary Code	016
First Use Anywhere Date	NOT AVAILABLE
First Use In Commerce Date	NOT AVAILABLE

International Class	041 - Education; providing of training; entertainment; sporting and cultural activities.
US Class Codes	100, 101, 107
Class Status Code	6 - Active
Class Status Date	Tuesday, January 27, 2026
Primary Code	041
First Use Anywhere Date	NOT AVAILABLE
First Use In Commerce Date	NOT AVAILABLE

International Class	042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software.
US Class Codes	100, 101
Class Status Code	6 - Active
Class Status Date	Tuesday, January 27, 2026
Primary Code	042
First Use Anywhere Date	NOT AVAILABLE
First Use In Commerce Date	NOT AVAILABLE

Trademark Owner History

Party Name	CH BIOTECH R&D CO., LTD.
Party Type	10 - Original Applicant
Legal Entity Type	99 - Other
Address	Nantou County 540 TW

Trademark Events

Event Date	Event Description
Tuesday, January 27, 2026	NEW APPLICATION ENTERED
Tuesday, January 27, 2026	APPLICATION FILING RECEIPT MAILED
Monday, May 18, 2026	NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Tuesday, May 19, 2026	ASSIGNED TO EXAMINER
Wednesday, May 20, 2026	APPROVED FOR PUB - PRINCIPAL REGISTER

Related Keywords

hardenin agriculture preparations field research chemical plant namely scientific services printed