US2674751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed attachment for bed covers
Assignee: Individual
•
Filing: 1947-10-04
•
Granted: 1954-04-13
•
Expires: 1967-10-04
Abstract
No abstract record available.
Inventors
- 👤 Howard M Kilpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:27
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/02; A47C21/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US795122A
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US857353A
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US957240A
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US959763A
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US975335A
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US984070A
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US1608924A
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US1687580A
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US1668373A
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US2183360A
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US2139980A
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US2284448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |