US3477807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for sterilizing
Assignee: MDT Corp
•
Filing: 1967-03-14
•
Granted: 1969-11-11
•
Expires: 1987-03-14
Abstract
No abstract record available.
Inventors
- 👤 Robert R Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:39
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/16; A61L2/20; A61L2/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2253287A
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US2329928A
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DE928487C
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US2917878A
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US3069734A
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US3132846A
Cited
US3093242A
Cited
US3114599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |