US2728337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic apparatus
Assignee: LAKELAND FOUNDATION
•
Filing: 1951-09-25
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Granted: 1955-12-27
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Expires: 1971-09-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Victor Guillemin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:01
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1190978A
Cited
US2583561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |