Patent US3050745A successfully refreshed from Google Patents.
US3050745A
Expired / Lapsed
US
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Hospital stretcher
Assignee: TABBERT Manufacturing Co
•
Filing: 1960-11-21
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Granted: 1962-08-28
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Paul C Tabbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:14
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/005; A61G7/10; A61G7/1013; A61G7/1019; A61G7/104; A61G7/1046; A61G7/1049; A61G7/1057
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US862414A
Cited
US1633638A
Cited
US1866696A
Cited
US2707794A
Cited
US2905952A
Cited
US2945242A
Cited
AT207039B
Cited
US2941626A
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 |