US3479131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-detecting device for steam sterilizers
Assignee: Manlove Alliott and Co Ltd
•
Filing: 1966-11-04
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Granted: 1969-11-18
•
Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Eric George Scoffield
- 👤 David Christopher Love
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/24; A61L2/26; A61L2/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2112639A
Cited
US3402991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |