Advanced Polymer Technology Corp.
23Patents
3Active
23Granted
35Portfolio score
Filing activity: Aug 29, 1986 → Dec 28, 2017
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4756835A | Permeable membranes having high flux-density and low fouling-propensity | Performing Operations; Transporting | 99 | Expired |
| US5967567A | Matingly engaged flexible entry boot | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US5865216A | System for housing secondarily contained flexible piping | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5423447A | Adjustable water-tight sump | Fixed Constructions | 24 | Expired |
| US6173997A | Flexible entry boot | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US5431457A | Flexible entry boot | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5810400A | Flexible entry boot | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5961155A | Flexible entry boot | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6612620B1 | Flexible entry boot | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6079751A | Flexible entry boot assembly for use with a fluid containment region | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| USD383763S | Combined one-piece tank sump with integral dust cover | General | 11 | Expired |
| US6189717A | Integrally formed tank sump with water resistant lid assembly | Fixed Constructions | 11 | Expired |
| USD429735S | Integrally formed tank sump with lid | General | 10 | Expired |
| US6086117A | Double booted flexible entry boot | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6316518A | Methods of treating polymeric materials, methods of forming nylon, and apparatuses | Performing Operations; Transporting | 9 | Expired |
| US5833392A | One-piece tank sump with integral dust cover | Performing Operations; Transporting | 8 | Expired |
| USD404742S | Combined integrally formed tank sump and lid | General | 8 | Expired |
| US6145891A | Double booted flexible entry boot | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5988944A | One-piece tank sump with integral dust cover | Performing Operations; Transporting | 5 | Expired |
| USRE37114E | Secondary containment flexible underground piping system | General | 4 | Expired |
| US10865284B2 | Floor pavement structure with gel layer | Chemistry; Metallurgy | 1 | Active |
| US11180894B2 | Gel with PU matrix and vegetable oil | Chemistry; Metallurgy | 0 | Active |
| US9637561B2 | Plasticizer-free flexible oxygen barrier films and laminates based on negatively charged and acetylated non-cellulosic polysaccharides isolated from biomass | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.