US3015243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for pressure forming toothed elements
Assignee: Michigan Tool Co
•
Filing: 1958-01-06
•
Granted: 1962-01-02
•
Expires: 1978-01-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Drader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:05
CPC Classifications
B; B21; B21H; B21H5/00; B21H5/02; B21H5/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US446934A
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CA458174A
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US440763A
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US1240913A
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US1377177A
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US1622169A
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US1558086A
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CH258062A
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DE884944C
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DE942804C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |