Patent US3031689A successfully refreshed from Google Patents.
US3031689A
Expired / Lapsed
US
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Bed frame
Assignee: Haggard & Marcusson Co
•
Filing: 1961-01-03
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Granted: 1962-05-01
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Expires: 1981-01-03
Abstract
No abstract record available.
Inventors
- 👤 Ward T Sark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:49
CPC Classifications
A; A47; A47C; A47C19/00; A47C19/02; A47C19/021; A47C19/022; A47C19/024
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) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |