US2316029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making brake drums
Assignee: Motor Wheel Corp
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Filing: 1941-04-11
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Granted: 1943-04-06
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Expires: 1961-04-11
Abstract
No abstract record available.
Inventors
- 👤 Andrew S Van Halteren
- 👤 Charles W Gressle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:54
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/26; B21D53/34; F; F16; F16D; F16D65/00; F16D65/02; F16D65/10; F16D2065/13; F16D2065/1304; F16D2065/1316; F16D2065/132; F16D2065/1324; F16D2065/1332; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49792; Y10T29/4998; Y10T29/49988
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-04-05 | 1946-10-05 | 1947-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-04-05 | 1950-10-05 | 1951-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-04-05 | 1954-10-05 | 1955-04-06 | $7700.00 | Window Closed / Lapsed |