US2827641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital beds
Assignee: SHAMPAINE Co
•
Filing: 1954-02-15
•
Granted: 1958-03-25
•
Expires: 1974-02-15
Abstract
No abstract record available.
Inventors
- 👤 Allan S Reichert
- 👤 Roy T Adolphson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:36
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US722552A
Cited
US1927933A
Cited
US2055930A
Cited
US2339075A
Cited
US2640562A
Cited
US2590337A
Cited
US2650371A
Cited
US2681454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |