US2728335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable sterilizing apparatus
Assignee: Ronson Corp
•
Filing: 1953-03-27
•
Granted: 1955-12-27
•
Expires: 1973-03-27
Abstract
No abstract record available.
Inventors
- 👤 Sherman S Garrett
- 👤 Warren I Nissen
- 👤 Ray L Burchett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:19
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/04; A61L2/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US233328A
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US244225A
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US1300594A
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US1428113A
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US1447414A
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US1580909A
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US1888262A
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US2225446A
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US2538538A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |