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Fletcher; Douglas C. Patent Filings

Fletcher; Douglas C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Fletcher; Douglas C..The latest application filed is for "electronic water sprinkler timer".

Company Profile
0.6.0
  • Fletcher; Douglas C. - Peoria IL
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Electronic water sprinkler timer
Grant 4,858,827 - Fletcher , et al. August 22, 1
1989-08-22
Timer-controlled valve for a lawn sprinkler
Grant D295,890 - Bruninga , et al. May 24, 1
1988-05-24
Lawn sprinkler controller-timer with cover
Grant D295,779 - Bruninga , et al. May 17, 1
1988-05-17
Electronic water sprinkler timer
Grant 4,722,478 - Fletcher , et al. February 2, 1
1988-02-02
Sprinkler controller which computes sprinkler cycles based on inputted data
Grant 4,646,224 - Ransburg , et al. February 24, 1
1987-02-24
Quick disconnect mounted programming means for sprinkler
Grant 4,592,505 - Bruninga , et al. June 3, 1
1986-06-03

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