patentgrep
SearchCompaniesTechnologiesAPIPricingDocs
DocsGet an API key
  1. Technology classes
  2. /B · Performing operations
  3. /B67 · Opening, closing or cleaning bottles, jars or similar containers
  4. /B67D · Dispensing, delivering or transferring liquids, not otherwise provided for
  5. /B67D 7/00 · Apparatus or devices for transferring liquids from bulk storage containers or reservoirs
  6. /B67D 7/04 · Apparatus or devices for transferring liquids from bulk storage containers or reservoirs
  7. /B67D 7/0401 · Arrangements for automatically fuelling vehicles, i.e. without human intervention
  8. /B67D 2007/0444 · Sensors
  9. /B67D 2007/0446 · Measuring physical properties of the fluid to be dispensed
  10. /B67D 2007/0449
B67D 2007/0449

Viscosity

Official title: {Viscosity}

B67D2007/0449 (Viscosity) appears on 2 US grants and 2 published applications in this corpus.

Search patents in B67D

Where it sits

  1. BPerforming operations
  2. B67Opening, closing or cleaning bottles, jars or similar containers
  3. B67DDispensing, delivering or transferring liquids, not otherwise provided for
  4. B67D 7/00Apparatus or devices for transferring liquids from bulk storage containers or reservoirs
  5. B67D 7/04Apparatus or devices for transferring liquids from bulk storage containers or reservoirs
  6. B67D 7/0401Arrangements for automatically fuelling vehicles, i.e. without human intervention
  7. B67D 2007/0444Sensors
  8. B67D 2007/0446Measuring physical properties of the fluid to be dispensed
  9. B67D 2007/0449Viscosity
Granted patents
2
Published applications
2
Assignees
2
Inventors
4
Latest grant
2 Jun 2020

Filings by year

Granted patentsPublished applications
B67D 2007/0449: granted patents and published applications per publication year
YearGranted patentsPublished applications
201601
201700
201800
201911
202010

20162017201820192020

By publication year.

Recent patents

  • Crossover protection system graphical user interfaces2 Jun 2020US 10,669,147 B2Knappco, LLC
  • Crossover protection system graphical user interfaces19 Feb 2019US 10,207,912 B2Knappco, LLC
  • Crossover protection system graphical user interfaces21 Mar 2019US 2019/0084821 A1Knappco, LLC
  • Crossover protection system graphical user interfaces12 May 2016US 2016/0130130 A1Delaware Capital Formation, Inc.

Most cited

By later US patents
  • Crossover protection system graphical user interfaces6US 10,207,912 B2Knappco, LLC · 2019

Top assignees

Documents
  • KKnappco, LLC3
  • DCDelaware Capital Formation, Inc.1

Often classified with

  • G05BControl or regulating systems in general4

Documents that also carry the other class.

patentgrep

Search every US patent grant since 1976 and every published application since 2001. Updated weekly from USPTO.

Product

  • Search
  • New this week
  • Where the data comes from
  • Pricing

Browse

  • Companies
  • Technology classes

Developers

  • API docs
  • PatentsView-compatible API
  • MCP server
  • Changelog

About

  • Privacy
  • Terms
© 2026 patentgrepData from USPTO bulk files