US2884693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making disc type brake drums
Assignee: Textron American Inc
•
Filing: 1955-02-16
•
Granted: 1959-05-05
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Expires: 1975-02-16
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:52
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/02; F16D65/12; F16D65/127; F16D69/00; F16D69/04; F16D2069/0425; F16D2069/0491; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49796; Y10T29/49826; Y10T29/49893; Y10T29/49904; Y10T29/4998; Y10T29/49988; Y10T29/49989
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |