Dowbrands L.P.
42Patents
0Active
42Granted
39Portfolio score
Filing activity: Sep 29, 1989 → Aug 18, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5664299A | Reclosable fastener assembly | Emerging Cross-Sectional Technologies | 167 | Expired |
| US5140727A | Zipper for reclosable thermoplastic bag, process and apparatus for making | Emerging Cross-Sectional Technologies | 137 | Expired |
| US5618111A | Flexible thermoplastic containers having visual pattern thereon | Performing Operations; Transporting | 123 | Expired |
| US5492705A | Vegetable containing storage bag and method for storing same | Performing Operations; Transporting | 122 | Expired |
| US5647100A | Closure member for a reclosable thermoplastic bag | Emerging Cross-Sectional Technologies | 106 | Expired |
| US5484052A | Carrier puck | Performing Operations; Transporting | 106 | Expired |
| US5138750A | Zipper for reclosable thermoplastic bag | Emerging Cross-Sectional Technologies | 98 | Expired |
| US5554093A | Flexible thermoplastic containers having a visual pattern thereon | Performing Operations; Transporting | 89 | Expired |
| US5832145A | Adhesive closure for flexible bag | Emerging Cross-Sectional Technologies | 82 | Expired |
| US5791783A | Adhesive closure having enhanced burst strength for flexible bag | Emerging Cross-Sectional Technologies | 68 | Expired |
| US5575747A | Adhesive closure for flexible bag | Performing Operations; Transporting | 64 | Expired |
| US5527112A | Adhesive closure for flexible bag | Performing Operations; Transporting | 62 | Expired |
| US5192135A | Profile and adjacent rib-type closure element for reclosable thermoplastic bags | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5307552A | Method of making a zipper for reclosable thermoplastic bag | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5783012A | Adhesive closure having enhanced burst strength for flexible bag | Performing Operations; Transporting | 49 | Expired |
| US5564834A | Adhesive closure having enhanced burst strength for flexible bag | Performing Operations; Transporting | 49 | Expired |
| US5405561A | Process for microperforating zippered film useful for manufacturing a reclosable zippered bag | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5167454A | Reclosable plastic bags having improved lip sidewelds and method of making same | Performing Operations; Transporting | 41 | Expired |
| US5344643A | Shampoo-conditioning composition and method of making | Human Necessities | 35 | Expired |
| US5141577A | Closure for reclosable thermoplastic containers | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5154086A | Method and apparatus for measuring closure forces and variances therein associated with reclosable thermoplastic zippered bags | Human Necessities | 29 | Expired |
| US5962040A | Apparatus for making a zipper for a reclosable thermoplastic bag | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5551860A | Quick bottle production changeover utilizing multi-cavity molds in an extrusion blow molding system | Performing Operations; Transporting | 27 | Expired |
| US5246416A | Air separation method and apparatus for pleating a plastic film web | Performing Operations; Transporting | 26 | Expired |
| US5363540A | Process and apparatus for controlling the gap width of a reclosable closure profile for a thermoplastic container | Emerging Cross-Sectional Technologies | 26 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.