Where does Sigma-tau Industrie Farmaceutiche Riunite S.P.A. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sigma-tau Industrie Farmaceutiche Riunite S.P.A. ranks #21,778 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Sigma-tau Industrie Farmaceutiche Riunite S.P.A. hold?

Sigma-tau Industrie Farmaceutiche Riunite S.P.A. holds 13 US utility patents granted between 2015 and 2018, spanning 6 technology areas.

What is Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s Innovation Score?

Sigma-tau Industrie Farmaceutiche Riunite S.P.A. has an Innovation Score of 23.9 out of 100 (13th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s patent grant rate increasing or decreasing?

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s recent grant velocity is -100% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s patents?

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s patents average 10.2 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.

Q: What technology areas does Sigma-tau Industrie Farmaceutiche Riunite S.P.A. focus on?

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s top technology area is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations) with 11 patents, ranking #1,740 of 6,058 assignees active in that subclass. Grants appear in 6 CPC subclasses total.

Q: How is the Sigma-tau Industrie Farmaceutiche Riunite S.P.A. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO PatentsView assignee record - 13 granted patents across 6 technology areas, recorded in grant years 2015–2018. 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: A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Sigma-tau ranks #21,778 of 49,997 tracked US assignees by granted-patent volume, with 13 patents across 6 technology areas.

#21,778
of 49,997 US assignees by volume: 13th percentile
by Innovation Score (23.9/100): 10.2
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R21778 · Foreign Corporation #21,778 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 13 grants
MID-PACK #21,778/49,997
PHOTO-FINISH Shenzhen Yingboweiye…
CPC-NARROW A61P · 6 areas
INNOV-THIN 23.9/100
CLAIMS-PAR 10.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Shenzhen Yingboweiye Technology 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.

How Sigma-tau’s 23.9 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 9.1 pts (38%) Velocity 0.0 pts (0%) Breadth 8.7 pts (36%) Claim depth 6.1 pts (26%)

Qualcomm Incorporated · highest

85
Sigma-tau Industrie… · this assignee

24
3D Lighting… · lowest

7

What this shows Sigma-tau's Innovation Score is 23.9/100 (13th 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.

Does more volume mean deeper claims for Sigma-tau?

Each dot is one of Sigma-tau’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Sigma-tau’s own 10.2 claims/patent is at or below the 11.8 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

Sigma-tau vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Sigma-tau's grants concentrate

Sigma-tau Industrie Farmaceutiche Riunite S.P.A. is a focused PatentsView assignee: 6 CPC subclasses with 84.6% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2015 (9 grants) versus a trough of 2 in 2016. By volume, Sigma-tau sits between Shenzhen Yingboweiye Technology Co., Ltd. and Simplo Technology Co., Ltd..

Shenzhen Yingbowe…

13
Shimizu

13
Sick IVP AB

13
Siegfried

13
Sika Dr Siebert &…

13
Silentium

13
Simplicity

13
Simplo Technology

13
Sigma-tau Industr… ◀

13

What this shows Sigma-tau holds 13 patents at rank #21,734, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sigma-tau

By rank, the assignees closest to #21,734 in granted patent volume.

Leaders in A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…)

Other assignees with the most granted patents in Sigma-tau's primary technology class.

Sigma-tau's Innovation Score vs. every tracked assignee

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

24 13th percentile higher than 13% of 49,997 US assignees

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

USPTO utility patent grants by year · 2015–2018

Grants by year

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

View data table

Sigma-tau Industrie Farmaceutiche Riunite S.P.A. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	9	69.2%
2016	2	15.4%
2018	2	15.4%

Which technologies does Sigma-tau Industrie Farmaceutiche Riunite S.P.A. patent most?

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 11

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 9

C07D - Heterocyclic Compounds 3

A23L - Foods, Foodstuffs OR Non-alcoholic Beverages, NOT Otherwise Provided FOR; Preparation OR Treatment Thereof 3

A23V - Indexing Scheme Relating TO Foods, Foodstuffs OR Non-alcoholic Beverages AND Lactic OR Propionic Acid Bacteria Used IN Foodstuffs OR Food Preparation 2

C07J - Steroids 1

Top 6 of 6 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s patent record in context - here's where to go next.

Sigma-tau Industrie Farmaceutiche Riunite S.P.A.'s lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 84.6% of its portfolio - see every assignee active in that class. Explore A61P
Ranked #21,778 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sigma-tau Industrie Farmaceutiche Riunite S.P.A. against Shenzhen Yingboweiye Technology Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.9/100 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

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

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.