Patent US3244290A successfully refreshed from Google Patents.
US3244290A
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US
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Assignee: Ekco Products Co
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Filing: 1964-04-23
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Granted: 1966-04-05
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Kaufman Morris
- 👤 James R Astorino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:46
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/48; A47B57/50
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |