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US3073486A Expired / Lapsed US ⏱️ 0.0 years remaining

Seeder

Assignee: Individual
•
Filing: 1960-08-11
•
Granted: 1963-01-15
•
Expires: 1980-08-11
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Abstract

No abstract record available.

Inventors

  • 👤 John M Ratcliffe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 17:48
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 199 words
A SEEDING APPARATUS FOR SOWING SEED PELLETS IN PREDETERMINED SPACING PATTERNS, COMPRISING A PORTABLE RECTANGULAR FRAME ADAPTED TO BE PLACED OVER AN AREA TO BE SEEDED, A BOTTOM PANEL FIXED TO SAID FRAME AND HAVING A PLURALITY OF LONGITUDINALLY EXTENDING ROWS OF PELLET DISCHARGING APERTURES FORMED THEREIN IN A DESIRED SPACING PATTERN, A SECOND PANEL OVERLYING SAID BOTTOM PANEL AND HAVING PELLET RECEIVING APERTURES FORMED THEREIN AND REGISTERABLE WITH SAID APERTURES OF SAID BOTTOM PANEL, SAID SECOND PANEL BEING MOVABLE IN A PLANE PARALLEL TO SAID BOTTOM PANEL TO AND FROM A POSITION THEREOVER ALIGNING SAID APERTURES, SAID PANELS BEING TRANSPARENT TO PERMIT OBSERVATION THERETHROUGH OF THE AREA BEING SEEDED, AND AN OPEN-BOTTOMED HOPPER TRANSVERSELY SPANNING AND MOUNTED FOR GUIDED MOVEMENT OVER AND ALONG THE TOP SURFACE OF SAID SECOND PANEL FOR FILLING ALL OF SAID APERTURES IN SAID ROWS DURING A SINGLE GUIDED MOVEMENT OF SAID HOPPER OVER THE LENGTH OF SAID TOP SURFACE OF SAID SECOND PANEL, SAID SECOND PANEL HAVING A RELATIVELY SMALL IMPERFORATE AREA AT EACH END THEREOF OF A SIZE TO CLOSE THE OPEN BOTTOM OF SAID SAID HOPPER HAVING LONGITUDINALLY EXTENDING GUIDE MEANS AND MATING SLIDE MEANS, RESPECTIVELY, FOR EFFECTING SAID GUIDED MOVEMENT.
Claim 2
Dependent Claim 199 words
A SEEDING APPARATUS FOR SOWING SEED PELLETS IN PREDETERMINED SPACING PATTERNS, COMPRISING A PORTABLE RECTANGULAR FRAME ADAPTED TO BE PLACED OVER AN AREA TO BE SEEDED, A BOTTOM PANEL FIXED TO SAID FRAME AND HAVING A PLURALITY OF LONGITUDINALLY EXTENDING ROWS OF PELLET DISCHARGING APERTURES FORMED THEREIN IN A DESIRED SPACING PATTERN, A SECOND PANEL OVERLYING SAID BOTTOM PANEL AND HAVING PELLET RECEIVING APERTURES FORMED THEREIN AND REGISTERABLE WITH SAID APERTURES OF SAID BOTTOM PANEL, SAID SECOND PANEL BEING MOVABLE IN A PLANE PARALLEL TO SAID BOTTOM PANEL TO AND FROM A POSITION THEREOVER ALIGNING SAID APERTURES, SAID PANELS BEING TRANSPARENT TO PERMIT OBSERVATION THERETHROUGH OF THE AREA BEING SEEDED, AND AN OPEN-BOTTOMED HOPPER TRANSVERSELY SPANNING AND MOUNTED FOR GUIDED MOVEMENT OVER AND ALONG THE TOP SURFACE OF SAID SECOND PANEL FOR FILLING ALL OF SAID APERTURES IN SAID ROWS DURING A SINGLE GUIDED MOVEMENT OF SAID HOPPER OVER THE LENGTH OF SAID TOP SURFACE OF SAID SECOND PANEL, SAID SECOND PANEL HAVING A RELATIVELY SMALL IMPERFORATE AREA AT EACH END THEREOF OF A SIZE TO CLOSE THE OPEN BOTTOM OF SAID SAID HOPPER HAVING LONGITUDINALLY EXTENDING GUIDE MEANS AND MATING SLIDE MEANS, RESPECTIVELY, FOR EFFECTING SAID GUIDED MOVEMENT.

References Cited (Backward Citations)

AT24178B Cited
GB190819326A Cited
US1120678A Cited
US1347179A Cited
US1597246A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-01-14 1966-07-16 1967-01-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-01-14 1970-07-16 1971-01-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-01-14 1974-07-16 1975-01-15 $7700.00 Window Closed / Lapsed

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