Where does 308, LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), 308, LLC ranks #44,297 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 308, LLC hold?

308, LLC holds 5 US utility patents granted between 2017 and 2020, spanning 1 technology areas.

What is 308, LLC's Innovation Score?

308, LLC has an Innovation Score of 17.0 out of 100 (4th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does 308, LLC focus on?

308, LLC's top technology area is E04F (Finishing Work ON Buildings, e.g. Stairs, Floors) with 3 patents, ranking #215 of 584 assignees active in that subclass. Grants appear in 1 CPC subclasses total.

Is 308, LLC's patent grant rate increasing or decreasing?

308, LLC's recent grant velocity is -75% 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 308, LLC's patents?

308, LLC's patents average 12.2 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.

How is the 308, 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

308, LLC

USPTO PatentsView assignee record - 5 granted patents across 1 technology areas, recorded in grant years 2017–2020. 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: E04F (Finishing Work ON Buildings, e.g. Stairs, Floors).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, 308 ranks #44,297 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 1 technology areas.

#44,297
of 49,997 US assignees by volume: 4th percentile
by Innovation Score (17.0/100): 12.2
avg claims per patent: -75%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R44297 · US Corporation #44,297 · 5 grants

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

GRANTS-MICRO 5 grants
LOWER-Q #44,297/49,997
PHOTO-FINISH 2599218 Ontario
CPC-NARROW E04F · 1 areas
INNOV-LOW 17.0/100
CLAIMS-RICH 12.2 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -75% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: 2599218 Ontario Inc. (±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 308’s 17.0 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 6.2 pts (36%) Velocity 0.0 pts (0%) Breadth 3.5 pts (21%) Claim depth 7.3 pts (43%)

Qualcomm Incorporated · highest

85
308 · this assignee

17
3D Lighting… · lowest

7

What this shows 308's Innovation Score is 17.0/100 (4th 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 308?

Each dot is one of 308’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). 308’s own 12.2 claims/patent is ABOVE the 5.4 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where 308's grants concentrate

308, LLC is a focused PatentsView assignee: 1 CPC subclasses with 60% of grants classified under E04F (Finishing Work ON Buildings, e.g. Stairs, Floors). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2017. By volume, 308 sits between 2599218 Ontario Inc. and 3D Lighting Innovations Inc..

2599218 Ontario

5
2S Water Incorpor…

5
3 Castles PTY

5
3 Space

5
39degrees C

5
3B Pharmaceuticals

5
3D Innovation

5
3D Lighting Innov…

5
308 ◀

5

What this shows 308 holds 5 patents at rank #44,300, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near 308

By rank, the assignees closest to #44,300 in granted patent volume.

Leaders in E04F (Finishing Work ON Buildings)

Other assignees with the most granted patents in 308's primary technology class.

308's Innovation Score vs. every tracked assignee

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

17 4th percentile higher than 4% 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 · 2017–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

308, LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	1	20.0%
2018	2	40.0%
2019	1	20.0%
2020	1	20.0%

Which technologies does 308, LLC patent most?

E04F - Finishing Work ON Buildings, e.g. Stairs, Floors 3

Top 1 of 1 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

308, LLC's patent record in context - here's where to go next.

308, LLC's lead technology class is E04F (Finishing Work ON Buildings, e.g. Stairs, Floors), 60% of its portfolio - see every assignee active in that class. Explore E04F
Ranked #44,297 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare 308, LLC against 2599218 Ontario Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 17.0/100 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.