US2822476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilizer
Assignee: STAMFORD ENGINEERED PRODUCTS C
•
Filing: 1952-12-26
•
Granted: 1958-02-04
•
Expires: 1972-12-26
Abstract
No abstract record available.
Inventors
- 👤 Clarence H Osgood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:49
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/08; A61L2/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2146688A
Cited
US2245762A
Cited
US2273449A
Cited
US2484559A
Cited
US2536613A
Cited
US2554156A
Cited
US2596219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |