US3051965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supine bed
Assignee: Individual
•
Filing: 1961-02-27
•
Granted: 1962-09-04
•
Expires: 1981-02-27
Abstract
No abstract record available.
Inventors
- 👤 Jerome C Szemplak
- 👤 Raymond M Ekstrom
- 👤 Jr William W Von Uffel
- 👤 Gary L Horley
- 👤 Jr Benjamin F Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:46
CPC Classifications
F; F41; F41H; F41H7/00; A; A47; A47C; A47C20/00; A47C20/04; A47C20/041; A47C20/042; A47C20/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US347024A
Cited
US1658736A
Cited
US1693427A
Cited
US2322512A
Cited
US2617117A
Cited
US2924265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |