IMPRA, Inc.,
38Patents
0Active
38Granted
39Portfolio score
Filing activity: Nov 20, 1987 → Oct 11, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5104400A | Blood vessel patch | Emerging Cross-Sectional Technologies | 1,093 | Expired |
| US5100422A | Blood vessel patch | Human Necessities | 791 | Expired |
| US5667523A | Dual supported intraluminal graft | Human Necessities | 703 | Expired |
| US5749880A | Endoluminal encapsulated stent and methods of manufacture and endoluminal delivery | Human Necessities | 458 | Expired |
| US5628786A | Radially expandable vascular graft with resistance to longitudinal compression and method of making same | Emerging Cross-Sectional Technologies | 408 | Expired |
| US6124523A | Encapsulated stent | Human Necessities | 401 | Expired |
| US6004348A | Endoluminal encapsulated stent and methods of manufacture and endoluminal delivery | Human Necessities | 368 | Expired |
| US6514261B1 | Delivery mechanism for implantable stent | Human Necessities | 342 | Expired |
| US4955899A | Longitudinally compliant vascular graft | Emerging Cross-Sectional Technologies | 339 | Expired |
| US6312462A | Prosthesis for abdominal aortic aneurysm repair | Human Necessities | 264 | Expired |
| US5522882A | Method and apparatus for balloon expandable stent-graft delivery | Human Necessities | 255 | Expired |
| US4822341A | Vascular access fistula | Human Necessities | 252 | Expired |
| US6245099A | Selective adherence of stent-graft coverings, mandrel and method of making stent-graft device | Human Necessities | 245 | Expired |
| US6053943A | Endoluminal graft with integral structural support and method for making same | Performing Operations; Transporting | 242 | Expired |
| US5609624A | Reinforced vascular graft and method of making same | Performing Operations; Transporting | 239 | Expired |
| US5152782A | Non-porous coated PTFE graft | Human Necessities | 218 | Expired |
| US5246452A | Vascular graft with removable sheath | Human Necessities | 180 | Expired |
| US6451047B2 | Encapsulated intraluminal stent-graft and methods of making same | Emerging Cross-Sectional Technologies | 173 | Expired |
| US6558414B2 | Partial encapsulation of stents using strips and bands | Emerging Cross-Sectional Technologies | 130 | Expired |
| US6355063B1 | Expanded PTFE drug delivery graft | Human Necessities | 129 | Expired |
| US6203735A | Method of making expanded polytetrafluoroethylene products | Performing Operations; Transporting | 126 | Expired |
| US6547814B2 | Selective adherence of stent-graft coverings | Performing Operations; Transporting | 112 | Expired |
| US5466509A | Textured, porous, expanded PTFE | Emerging Cross-Sectional Technologies | 89 | Expired |
| US6190590A | Apparatus and method for making flanged graft for end-to-side anastomosis | Emerging Cross-Sectional Technologies | 86 | Expired |
| US6589273B1 | Apparatus and method for relining a blood vessel | Human Necessities | 68 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.