US2467020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compression riveter
Assignee: Chicago Pneumatic Tool Co LLC
•
Filing: 1942-12-29
•
Granted: 1949-04-12
•
Expires: 1962-12-29
Abstract
No abstract record available.
Inventors
- 👤 Howard R Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:37
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/16; B21J15/18; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2224708A
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US1886241A
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US1933731A
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US1814632A
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US1905047A
Cited
US1869188A
Cited
US2040663A
Cited
US2140658A
Cited
US2310625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |