ROBERTS IRRIGATION PRODUCTS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 559
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5673852 Drip irrigation tape and method of manufactureJun 05, 95Oct 07, 97[B05B]
5387307 Drip irrigation tape and method of manufactureFeb 14, 94Feb 07, 95[B29C, B05B]
5375770 Drip irrigation tape having a reduced thickness portion covering an indented flow grooveAug 12, 93Dec 27, 94[B05B]
5318657 Drip irrigation tape and method of manufactureFeb 08, 93Jun 07, 94[B29C, B05B]
5246171 Drip irrigation tape including a series of alternately offset elongated chambersMay 21, 92Sep 21, 93[B05B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4807668 Drip irrigation tapeExpiredNov 20, 87Feb 28, 89[B05B, F15D]
4722759 Apparatus for fabricating drip irrigation tapeExpiredMar 01, 85Feb 02, 88[B29D]

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