US3494725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsing process of sterilization
Assignee: American Sterilizer Co
•
Filing: 1968-06-20
•
Granted: 1970-02-10
•
Expires: 1988-06-20
Abstract
No abstract record available.
Inventors
- 👤 Alexander S Irons
- 👤 Austin W Reichert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:57
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB542554A
Cited
US704182A
Cited
US1180895A
Cited
GB226847A
Cited
GB390221A
Cited
US2080179A
Cited
US3099522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |