US2675591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filler and soil pasteurizer for nursery flats
Assignee: University of California Berkeley
•
Filing: 1951-02-12
•
Granted: 1954-04-20
•
Expires: 1971-02-12
Abstract
No abstract record available.
Inventors
- 👤 James R Tavernetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:43
CPC Classifications
A; A01; A01G; A01G11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1875504A
Cited
US1021530A
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US1350104A
Cited
US1499718A
Cited
GB209362A
Cited
US1652654A
Cited
US1766742A
Cited
US2092938A
Cited
US2237345A
Cited
US2544007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |