US3445179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for inhibiting corrosion in sterilizers
Assignee: Gebr Stork and Companies Apparatenfabriek NV
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Filing: 1965-12-14
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Granted: 1969-05-20
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Expires: 1985-12-14
Abstract
No abstract record available.
Inventors
- 👤 Lodewijk Jansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:48
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/18; C23F11/184; A; A23; A23B; A23B2/00; A23B2/20; A23B2/22; A23B2/225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2370472A
Cited
US2660512A
Cited
GB704446A
Cited
GB814508A
Cited
US3372110A
Cited
US3377173A
Cited
US3407721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |