Patent assignee · US · COMPANY

NUCLEAR FILTER TECHNOLOGY, INC.

17Patents
4Active
17Granted
37Portfolio score

Filing activity: Sep 25, 1996 → Sep 26, 2016 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6948391B2 Probe with integral vent, sampling port and filter element Physics 68 Expired
US5727707A Hepa filtered storage canisters Performing Operations; Transporting 42 Expired
US5814118A HEPA filter for venting chambers Performing Operations; Transporting 26 Expired
US5725645A Vent assemblies for waste disposal bags Emerging Cross-Sectional Technologies 22 Expired
US6355078B1 Arrangement for venting an enclosure Emerging Cross-Sectional Technologies 12 Expired
US6557428B2 Head space gas sampling and venting method and arrangement, and filtering and sampling ports used therewith Emerging Cross-Sectional Technologies 12 Expired
US5911332A HEPA filtered storage canisters Performing Operations; Transporting 11 Expired
US6935199B2 Headspace gas sampling and venting method and arrangement, and filtering and sampling ports used therewith Emerging Cross-Sectional Technologies 10 Expired
US6395050B1 Vent filter with direct sample capability Performing Operations; Transporting 9 Expired
US6413304B1 Drum vent filter Performing Operations; Transporting 6 Expired
US8758488B1 Method of fabricating and devices employing vents Physics 4 Expired
US7048139B1 Corrosion resistant vents with integral filter Performing Operations; Transporting 3 Expired
US10636535B2 Storage containers Physics 3 Active
US6911061B2 In-line HEPA filter Performing Operations; Transporting 3 Expired
US7812331B2 Spherical storage containers Physics 1 Active
US7726507B2 Storage container Emerging Cross-Sectional Technologies 1 Active
US10274472B2 Sensor device for a hazardous waste container Physics 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.