US2420738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper powder can
Assignee: F N BURT CO Inc
•
Filing: 1944-02-10
•
Granted: 1947-05-20
•
Expires: 1964-02-10
Abstract
No abstract record available.
Inventors
- 👤 Harry K Dickerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:09
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/26; B65D47/261; B65D47/265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191024445A
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GB199910A
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GB418621A
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US2269785A
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US2306255A
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US2326839A
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US2324032A
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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) | 1950-05-19 | 1950-11-18 | 1951-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-19 | 1954-11-18 | 1955-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-19 | 1958-11-18 | 1959-05-20 | $7700.00 | Window Closed / Lapsed |