US2755470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nailing machine
Assignee: National Homes Corp
•
Filing: 1955-01-20
•
Granted: 1956-07-24
•
Expires: 1975-01-20
Abstract
No abstract record available.
Inventors
- 👤 Wilbert S Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:37
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1262781A
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US1667777A
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US1605053A
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US1949108A
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US1994798A
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US2135650A
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US2305234A
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US2420685A
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US2482872A
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US2540106A
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US2536350A
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US2530626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |