Patent US3557489A successfully refreshed from Google Patents.
US3557489A
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US
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Plant containers
Assignee: Individual
•
Filing: 1969-11-19
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Granted: 1971-01-26
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Expires: 1989-11-19
Abstract
Abstract PLANT CULTIVATION RECEPTACLES ARE MADE BY FORMING COMPLEMENTARY VERTICAL SECTIONS IN SYNTHETIC SHEET MATERIAL AND THEN FOLDING AND LOCKING THESE SECTIONS TOGETHER TO FORM A CONTAINER OPEN AT ONE END.
Inventors
- 👤 Marcel Ferrand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:42
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; A; A01; A01G; A01G24/00; A01G24/60; A01G9/00; A01G9/02; A01G9/029; A01G9/0295; B29C53/00; B29C53/02; B29C53/04; B29C53/06; B29C65/00; B29C65/56; B29C66/01; B29C66/05; B29C66/10; B29C66/13; B29C66/131; B29C66/1312; B29C66/40; B29C66/41; B29C66/43; B29C66/438; B29C37/00; B29C37/0053; B29C37/0057; B29C65/567; B29C65/58; B29C66/50; B29C66/51; B29C66/54; B29C66/549
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |