Patent US2744520A successfully refreshed from Google Patents.
US2744520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for testing reflex action of humans
Assignee: TORRICELLI CREATIONS Inc
•
Filing: 1951-04-05
•
Granted: 1956-05-08
•
Expires: 1971-04-05
Abstract
No abstract record available.
Inventors
- 👤 Torricelli Ugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:35
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/103; A61B5/107; A61B5/1071; A61B9/00; A61B5/68; A61B5/6801; A61B5/6813; A61B5/6824; A61B5/6828; A61B5/6829
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
AT44018B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |