Patent US2704267A successfully refreshed from Google Patents.
US2704267A
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Automotive friction material facings
Assignee: Permafuse Corp
•
Filing: 1951-06-04
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Granted: 1955-03-15
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Expires: 1971-06-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Sydney G Tilden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:08
CPC Classifications
F; F16; F16D; F16D69/00; F16D2069/002; F16D2069/004; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10S425/00; Y10S425/109
Claims Analysis
Total Claims: 0
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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) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |