Patent US2854790A successfully refreshed from Google Patents.
US2854790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lockproof flower pots
Assignee: Individual
•
Filing: 1957-07-26
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Granted: 1958-10-07
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Expires: 1977-07-26
Abstract
No abstract record available.
Inventors
- 👤 Richard E Hartung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:21
CPC Classifications
A; A01; A01G; A01G9/00; A01G9/02; A01G9/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |