Patent assignee · US · COMPANY

Bioject Inc.

40Patents
7Active
40Granted
39Portfolio score

Filing activity: Mar 25, 1985 → Nov 30, 2009 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5064413A Needleless hypodermic injection device Human Necessities 733 Expired
US4596556A Hypodermic injection apparatus Human Necessities 715 Expired
US5383851A Needleless hypodermic injection device Human Necessities 707 Expired
US4941880A Pre-filled ampule and non-invasive hypodermic injection device assembly Human Necessities 664 Expired
US4790824A Non-invasive hypodermic injection device Human Necessities 655 Expired
US5312335A Needleless hypodermic injection device Human Necessities 602 Expired
US5466220A Drug vial mixing and transfer device Human Necessities 464 Expired
US5893397A Medication vial/syringe liquid-transfer apparatus Human Necessities 439 Expired
US5993412A Injection apparatus Human Necessities 431 Expired
US5649912A Ampule filling device Human Necessities 406 Expired
US5503627A Ampule for needleless injection Human Necessities 406 Expired
US5520639A Needleless hypodermic injection methods and device Human Necessities 396 Expired
US5399163A Needleless hypodermic injection methods and device Human Necessities 394 Expired
US4940460A Patient-fillable and non-invasive hypodermic injection device assembly Human Necessities 374 Expired
US6264629A Single-use needle-less hypodermic jet injection apparatus and method Human Necessities 189 Expired
US6096002A NGAS powered self-resetting needle-less hypodermic jet injection apparatus and method Human Necessities 187 Expired
US6883222B2 Drug cartridge assembly and method of manufacture Emerging Cross-Sectional Technologies 161 Expired
US6783509B1 Single-use needle-less hypodermic jet injection apparatus and method Human Necessities 159 Expired
US6689093B2 Single-use needle-less hypodermic jet injection apparatus and method Human Necessities 153 Expired
US6585685B2 Jet injector apparatus and method Human Necessities 138 Expired
US6648850B2 Durable needle-less jet injector apparatus and method Human Necessities 119 Expired
US6752780B2 Intradermal injection system for injecting DNA-based injectables into humans Human Necessities 103 Expired
US6132395A Needleless syringe with prefilled cartridge Human Necessities 101 Expired
USD349958S Needleless injector General 66 Expired
US7547293B2 Triggering mechanism for needle-free injector Human Necessities 64 Active

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