PlainPatent
USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited

USPTO PatentsView assignee record - 6 granted patents across 9 technology areas, recorded in grant years 2015–2017. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds).

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The verdict

According to USPTO PatentsView, Zhonghao ranks #44,243 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 9 technology areas.

#44,243
of 49,997 US assignees by volume
19th percentile
by Innovation Score (25.9/100)
14.3
avg claims per patent
-100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R44243 · Foreign Corporation #44,243 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

  • GRANTS-MICRO 6 grants
  • LOWER-Q #44,243/49,997
  • PHOTO-FINISH Zhejiang Medicine
  • CPC-NARROW C08F · 9 areas
  • INNOV-THIN 25.9/100
  • CLAIMS-RICH 14.3 claims/avg
  • TYPE-FRNCORP Foreign Corp
  • VEL-DROP -100% vel
  • BOOK-FULL 10/10 fields

Nearest grant-volume peer: Zhejiang Medicine Co., Ltd. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

Innovation-score neighbourhood around Zhonghao

Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.

score

What this shows Zhonghao's Innovation Score is 25.9/100 (19th percentile of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Source USPTO PatentsView, PlainPatent Innovation Score As of 2015–2025

Where Zhonghao's grants concentrate

Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited is a focused PatentsView assignee: 9 CPC subclasses with 50% of grants classified under C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds). Peak complete grant year is 2017 (3 grants) versus a trough of 1 in 2016. By volume, Zhonghao sits between Zhejiang Medicine Co., Ltd. and Zhuhai Sinco Intelligent Technology Co., Ltd..

Who files at Zhonghao's volume?

Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀

patents

What this shows Zhonghao holds 6 patents at rank #44,225, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Source USPTO PatentsView, granted utility patents As of 2015–2025

Companies ranked near Zhonghao

By rank, the assignees closest to #44,225 in granted patent volume.

Leaders in C08F (Macromolecular Compounds Obtained BY Reactions Only Invol…)

Other assignees with the most granted patents in Zhonghao's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Zhonghao, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (26 here).

Brownmed, Inc. 26 Harbor Innovations, LLC 26 Olivia Garden International Inc. 26 Carebay Europe Ltd 26

Zhonghao's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

26 19th percentile higher than 19% of 49,997 US assignees

This assignee 0 100 every tracked assignee, bucketed by value

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

0.511.522.533.5 201520162017 3
USPTO utility patent grants by year · 2015–2017

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table
Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited patent grants by year, 2015–2025
Year Patents Granted Share of Period
2015 2 33.3%
2016 1 16.7%
2017 3 50.0%

Which technologies does Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited patent most?

Top 9 of 9 technology areas

Where it ranks

Overall rank by patents

#44,243

of 49,997 tracked assignees

Innovation Score

25.9 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited's patent record in context - here's where to go next.

  • Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited's lead technology class is C08F (Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds), 50% of its portfolio - see every assignee active in that class. Explore C08F
  • Ranked #44,243 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
  • Compare Zhonghao Chenguang Research Institute of Chemiccal Industry Company Limited against Zhejiang Medicine Co., Ltd., an assignee filing at a similar volume. Compare portfolios
  • Innovation Score of 25.9/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page
  • USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
  • Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
  • USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.