Patent US2462445A successfully refreshed from Google Patents.
US2462445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airtight lid for containers
Assignee: Individual
•
Filing: 1945-09-25
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Granted: 1949-02-22
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Expires: 1965-09-25
Abstract
No abstract record available.
Inventors
- 👤 Weiss Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:50
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US147929A
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US303558A
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US338348A
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US423978A
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GB189715259A
Cited
US735402A
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US741989A
Cited
GB191018953A
Cited
CH126960A
Cited
US2292149A
Cited
US2385847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-22 | 1952-08-23 | 1953-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-22 | 1956-08-23 | 1957-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-22 | 1960-08-23 | 1961-02-22 | $7700.00 | Window Closed / Lapsed |