Drip irrigation tape with indicia
June 14, 2020. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3387307 3887138 Luminous embossable tape Drip irrigation apparatus Method for the production of an embossing roller for the continuous embossing of the surface of a thermoplastic film Apparatus for fabricating drip irrigation tape Drip irrigation tape Laser marking apparatus and method for providing markings of enhanced readability in an outer jacket of a moving cable Transparent indicia embossed film Method of making embossing rolls having indicia InventorAssigneeApplicationNo. 593797 filed on 06/14/2000US Classes:239/542, CONDUIT OR NOZZLE ATTACHED IRRIGATION-TYPE DECELERATOR239/547DISTRIBUTOR OR NOZZLE IN CIRCUMFERENTIAL WALL OF FLEXIBLE SUPPLY LINEExaminersPrimary: Morris, Lesley D.Assistant: Hwu, Davis Attorney, Agent or FirmInternational ClassB05B 015/00AbstractIndicia are formed on the outside surface of drip irrigation tape by deforming the strip of flexible material when it is in a semi-molten state and cooling the strip while it is deformed. The indicia may include alphanumeric characters, logos or symbols that convey information. Indicia forming features in the surface of a shaping drum mold the strip of semi-molten material as the semi-molten material cures to form a flexible strip. The flexible strip is folded and sealed to form the drip irrigation tape.Field of SearchCONDUIT OR NOZZLE ATTACHED IRRIGATION-TYPE DECELERATORDISTRIBUTOR OR NOZZLE IN CIRCUMFERENTIAL WALL OF FLEXIBLE SUPPLY LINE All in a single straight line Slit or slot-like apertures Resilient or deformable terminal outlet PROCESSES Heater type By assembling plural parts With shaping or forcing terminal into base aperture Fluid pattern dispersing device making, e.g., ink jet | |
