Where does E. I. Spectra, LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), E. I. Spectra, LLC ranks #31,472 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 E. I. Spectra, LLC hold?

E. I. Spectra, LLC holds 8 US utility patents granted between 2015 and 2018, spanning 5 technology areas.

What is E. I. Spectra, LLC's Innovation Score?

E. I. Spectra, LLC has an Innovation Score of 25.2 out of 100 (17th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is E. I. Spectra, LLC's patent grant rate increasing or decreasing?

E. I. Spectra, LLC'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 E. I. Spectra, LLC's patents?

E. I. Spectra, LLC's patents average 16.1 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.

How is the E. I. Spectra, LLC 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 2015–2025 USPTO PatentsView US Corporation

E. I. Spectra, LLC

Q: What technology areas does E. I. Spectra, LLC focus on?

E. I. Spectra, LLC's top technology area is B01L (Chemical OR Physical Laboratory Apparatus FOR General USE) with 8 patents. Grants appear in 5 CPC subclasses total.

USPTO PatentsView assignee record - 8 granted patents across 5 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: B01L (Chemical OR Physical Laboratory Apparatus FOR General USE).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, E. ranks #31,472 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 5 technology areas.

#31,472
of 49,997 US assignees by volume: 17th percentile
by Innovation Score (25.2/100): 16.1
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R31472 · US Corporation #31,472 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #31,472/49,997
PHOTO-FINISH Dürr Ecoclean
CPC-NARROW B01L · 5 areas
INNOV-THIN 25.2/100
CLAIMS-RICH 16.1 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dürr Ecoclean GmbH (±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.

Qualcomm Incorporated · highest

85
E I Spectra · this assignee

25
3D Lighting… · lowest

7

What this shows E.'s Innovation Score is 25.2/100 (17th 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.

Where E.'s grants concentrate

E. I. Spectra, LLC is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under B01L (Chemical OR Physical Laboratory Apparatus FOR General USE). Peak complete grant year is 2016 (5 grants) versus a trough of 1 in 2015. By volume, E. sits between Dyno Nobel Asia Pacific Pty Limited and Easybaby Products, Inc..

Dyno Nobel Asia P…

8
Dürr Ecoclean

8
E-motor USA

8
E-Z Bead

8
E2

8
Easelink

8
Eastern Global

8
Easybaby Products

8
E I Spectra ◀

8

What this shows E. holds 8 patents at rank #31,474, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near E

By rank, the assignees closest to #31,474 in granted patent volume.

Leaders in B01L (Chemical OR Physical Laboratory Apparatus FOR General USE)

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

E.'s Innovation Score vs. every tracked assignee

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

25 17th percentile higher than 17% 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

E. I. Spectra, LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	12.5%
2016	5	62.5%
2018	2	25.0%

Which technologies does E. I. Spectra, LLC patent most?

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE 8

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 8

G06F - Electric Digital Data Processing 2

G16Z - Information AND Communication Technology [ICT] Specially Adapted FOR Specific Application Fields, NOT Otherwise Provided FOR 2

H01J - Electric Discharge Tubes OR Discharge Lamps 2

Top 5 of 5 technology areas

Where it ranks

Overall rank by patents

#31,472

of 49,997 tracked assignees

Innovation Score

25.2 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

E. I. Spectra, LLC's patent record in context - here's where to go next.

E. I. Spectra, LLC's lead technology class is B01L (Chemical OR Physical Laboratory Apparatus FOR General USE), 100% of its portfolio - see every assignee active in that class. Explore B01L
Ranked #31,472 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare E. I. Spectra, LLC against Dyno Nobel Asia Pacific Pty Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 25.2/100 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.