US3050744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed construction
Assignee: HARD Manufacturing CO
•
Filing: 1959-06-16
•
Granted: 1962-08-28
•
Expires: 1979-06-16
Abstract
No abstract record available.
Inventors
- 👤 Stuart N Mann
- 👤 Doty Arthur Boyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:06
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US974495A
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US1096316A
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US1594835A
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US2179171A
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US2526466A
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US2651785A
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US2681454A
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US2714922A
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US2827641A
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US2892486A
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US2970460A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |