Hindustan Zinc Patents – Key Insights and Stats

Hindustan Zinc has a total of 16 patents globally, out of which 6 have been granted. Of these 16 patents, more than 75% patents are active. India is where Hindustan Zinc has filed the maximum number of patents, followed by United States of America and Europe. Parallelly, India seems to be the main focused R&D centre and also is the origin country of Hindustan Zinc.

Hindustan Zinc was founded in the year 1966. The Company specializes in the exploration, mining and smelting of zinc, lead and other non-ferrous metals. The Company’s products include zinc ore, lead zinc concentrate, zinc metal, lead metal, cadmium metal, silver metal and sulfuric acid.

Do read about some of the most popular patents of Hindustan Zinc which have been covered by us in this article and also you can find Hindustan Zinc patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Hindustan Zinc patent portfolio.

How many patents does the founder and the CEO of Hindustan Zinc have?

The founder and CEO Arun Misra has 0 patent.

How many patents does Hindustan Zinc have?

Hindustan Zinc has a total of 16 patents globally. These patents belong to 13 unique patent families. Out of 16 patents, 12 patents are active.

How Many Patents did Hindustan Zinc File Every Year?

Hindustan Zinc Patent Filing Trend

Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.

Year of Patents Filing or GrantHindustan Zinc Applications FiledHindustan Zinc Patents Granted
20211
202011
201922
20182
20174
20164
200822
20021

How many Hindustan Zinc patents are Alive/Dead?

Hindustan Zinc Patent Portfolio

 How Many Patents did Hindustan Zinc File in Different Countries?

Hindustan Zinc Worldwide Patent Filing

Countries in which Hindustan Zinc Filed Patents

CountryPatents
India10
United States Of America2
Europe2
Germany1

Where are Research Centres of Hindustan Zinc Patents Located?

R&D Centers of Hindustan Zinc

What Percentage of Hindustan Zinc US Patent Applications were Granted?

Hindustan Zinc (Excluding its subsidiaries) has filed 2 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 2 have been granted leading to a grant rate of 100.0%.

Below are the key stats of Hindustan Zinc patent prosecution at the USPTO.

Which Law Firms Filed Most US Patents for Hindustan Zinc?

Law FirmTotal ApplicationsSuccess Rate
Kolisch Hartwell2100.00%

List of Hindustan Zinc Patents

Hindustan Zinc PatentsTitle
US10919924B2Treatment Of Antimony Bearing Residues For Production Of Potassium Antimony Tartrate
US10844551B2Method For Manufacturing Of Paver Blocks And Bricks From Industrial Waste
EP3192882B1Method For Production Of Potassium Antimony Tartrate By Utilizing Antimony Bearing Residues
EP3539938A1Method For Manufacturing Of Paver Blocks And Bricks From Industrial Waste
IN202011053111AA Process For Simultaneous Recovery Of Ammonium Metavanadate, Vanadium Pentaoxide And Derivatives From Spent Catalysts
IN201811011937ASystem For Scraping Of Silver From Cathode Plates
IN201811009823AMethod For Manufacturing Of Paver Block And Bricks From Industrial Waste
IN201711018400AMethod For Recovery Of Metal Values From Industrial Waste
IN201611020564AMethod For Utilization Of A Waste Residue For Construction Of Concrete And Mortar
IN201611001120AMethod And System For Production Of Potassium Antimony Tartrate By Utilizing Antimony Bearing Residues
IN201611001115AMethod For Production Of Zinc By Utilizing Lead Plant Slag
IN201611001122AMethod For Production Of Lead By Performing Dross Removal Procedures
WO2004055225A1A Process For Extraction Of Nickel From Low Grade Chromite Ore
DE602017005583T2Process For The Production Of Potassium Antimony Tartrate Using Antimony-Bearing Residue
IN271776BA Process For The Recovery Of Valuable Base Metals From Mineral Beneficiation Process Tailings
IN271771BA Process For Recovery Of Valuable Metals From Hot Gas Precipitator(Hgp) Dust

What are Hindustan Zinc key innovation segments?

What Technologies are Covered by Hindustan Zinc?

The chart below distributes patents filed by Hindustan Zinc in different countries on the basis of the technology protected in patents. It also represents the markets where Hindustan Zinc thinks it’s important to protect particular technology inventions.

R&D Focus: How has Hindustan Zinc search focus changed over the years?

EXCLUSIVE INSIGHTS COMING SOON!

Interested in knowing about the areas of innovation that are being protected by Hindustan Zinc?

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Our comprehensive report provides an in-depth look into the patent portfolio. The report includes a breakdown of the patent portfolio across various technologies, listing the patent along with brief summaries of each patent's technology.