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US2552838A
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Boxmaker's hammer with nail removing recess
Assignee: Individual
•
Filing: 1949-06-11
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Granted: 1951-05-15
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Expires: 1969-06-11
Abstract
No abstract record available.
Inventors
- 👤 Bortnick Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:51
CPC Classifications
B; B25; B25D; B25D1/00; B25D1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US83897A
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US509399A
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US955524A
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US1114910A
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US1280549A
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US1646993A
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US1840525A
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US2227455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |