US2215635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital sterilizing unit and control
Assignee: Westinghouse X Ray Co
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Filing: 1939-06-03
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Granted: 1940-09-24
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Expires: 1959-06-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:07
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/26; A; A61; A61L; A61L2/00; A61L2/02; A61L2/08; A61L2/10; H; H05; H05B; H05B35/00; H05B39/00; H05B41/00; H05B41/14; H05B41/36; H05B41/38; H05B41/39; F21W; F21W2131/00; F21W2131/20; F21W2131/205; Y; Y10; Y10S; Y10S362/00; Y10S362/804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-09-24 | 1944-03-25 | 1944-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-09-24 | 1948-03-25 | 1948-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-09-24 | 1952-03-25 | 1952-09-24 | $7700.00 | Window Closed / Lapsed |