US2569072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor blade dispenser
Assignee: Individual
•
Filing: 1946-04-12
•
Granted: 1951-09-25
•
Expires: 1966-04-12
Abstract
No abstract record available.
Inventors
- 👤 John G Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/08; B65D83/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US914040A
Cited
US909110A
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US1103977A
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US1669421A
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US1791586A
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US1901830A
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US1908115A
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US1935311A
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US1909919A
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FR749882A
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US2287487A
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US2222245A
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US2266887A
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US2309780A
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US2411669A
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US2347737A
Cited
US2439243A
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US2410311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |