US2443549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire extinguisher
Assignee: SECURITY PRODUCTS Corp
•
Filing: 1946-01-17
•
Granted: 1948-06-15
•
Expires: 1966-01-17
Abstract
No abstract record available.
Inventors
- 👤 Charles L Zabriskie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:50
CPC Classifications
A; A62; A62C; A62C11/00; A62C11/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US475812A
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US655954A
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US1110189A
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US1076787A
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GB191424279A
Cited
US1231442A
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US1254024A
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US1347082A
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US1430723A
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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) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |