Patent US2006476A successfully refreshed from Google Patents.
Patent US2501735A successfully refreshed from Google Patents.
US2501735A
Expired / Lapsed
US
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Self-closing powder can
Assignee: F N BURT CO Inc
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Filing: 1945-07-06
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Granted: 1950-03-28
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Expires: 1965-07-06
Abstract
No abstract record available.
Inventors
- 👤 Nyden Robert
- 👤 Harry K Dickerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:10
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/26; B65D47/261; B65D47/268; A; A47; A47G; A47G19/00; A47G19/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US758309A
Cited
US1157537A
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FR527169A
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FR546074A
Cited
US1668657A
Cited
US1668658A
Cited
US1720551A
Cited
US2394942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |