US2896374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for hydrocultivation
Assignee: LEON HIPPOLYTE JULES VAN EESSE
•
Filing: 1957-09-27
•
Granted: 1959-07-28
•
Expires: 1977-09-27
Abstract
No abstract record available.
Inventors
- 👤 Perin Gaston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:43
CPC Classifications
A; A01; A01G; A01G31/00; A01G31/02; A01G31/06; H; H01; H01H; H01H51/00; H01H51/28; H01H51/30; H01H51/32; H01J; H01J17/00; H01J17/38; H01J17/40; A01G31/065; Y; Y02; Y02P; Y02P60/00; Y02P60/20; Y02P60/21; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7313; Y10T137/7316; Y10T137/7319
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1038407A
Cited
GB473279A
Cited
CH195248A
Cited
US2169701A
Cited
US2141478A
Cited
US2145052A
Cited
GB478463A
Cited
US2208785A
Cited
US2725673A
Cited
GB744200A
Cited
FR1083569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |