US2726754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary kickoff for cooling bed
Assignee: Aetna Standard Engineering Co
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Filing: 1951-06-02
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Granted: 1955-12-13
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Expires: 1971-06-02
Abstract
No abstract record available.
Inventors
- 👤 Rodder William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:46
CPC Classifications
B; B21; B21B; B21B43/00; B21B43/003; B21B43/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |