Patent JPS6315347A successfully refreshed from Google Patents.
US2473033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilized and air-conditioned chamber for surgical uses
Assignee: Individual
•
Filing: 1946-10-10
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Granted: 1949-06-14
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Expires: 1966-10-10
Abstract
No abstract record available.
Inventors
- 👤 Letac Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:26
CPC Classifications
B; B25; B25J; B25J21/00; B25J21/02; A; A61; A61B; A61B90/00; A61B90/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2219564A
Cited
US2403400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-13 | 1952-12-13 | 1953-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-13 | 1956-12-13 | 1957-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-13 | 1960-12-13 | 1961-06-14 | $7700.00 | Window Closed / Lapsed |