US2435294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die for slotting and shaping bicycle truss tube ends
Assignee: Individual
•
Filing: 1945-05-03
•
Granted: 1948-02-03
•
Expires: 1965-05-03
Abstract
No abstract record available.
Inventors
- 👤 Frank W Schwinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:56
CPC Classifications
B; B62; B62K; B62K19/00; B62K19/30; B62K19/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2285275A
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US693179A
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US1165421A
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US1210692A
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US1225788A
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US1264854A
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US1322116A
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US1308591A
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US2007793A
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US2384968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-02 | 1951-08-04 | 1952-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-02 | 1955-08-04 | 1956-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-02 | 1959-08-04 | 1960-02-03 | $7700.00 | Window Closed / Lapsed |