Patent US3606697A successfully refreshed from Google Patents.
US3606697A
Expired / Lapsed
US
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Tray for seed germination and the like
Assignee: Xylem Water Solutions Zelienople LLC
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Filing: 1969-08-22
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Granted: 1971-09-21
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Expires: 1989-08-22
Abstract
Abstract THE INVENTION PERTAINS TO A TRAY FOR USE IN CONNECTION WITH SEED GERMINATION AND PLANTER GROWTH AND TAKES THE FORM OF A CONTAINER FORMED OF REINFORCED POLYESTER RESIN WITH AN ELECTRIC HEATING ELEMENT EMBEDDED IN THE BOTTOM WALL FOR SUPPLYING HEAT TO A MEDIUM CONTAINED IN THE TRAY. CONTROLS FOR THE HEATING ELEMENT ARE MOUNTED IN A RECESS ON AN END WELL OF THE TRAY AND THE SIDE WALLS OF THE TRAY INCLINED OUTWARDLY SO THE TRAYS CAN BE STACKED WHEN NOT IN USE.
Inventors
- 👤 Douglas H Eden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:22
CPC Classifications
A; A01; A01G; A01G9/00; A01G9/14; A01G9/16; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |