US3540862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding surface or rubbing contact material
Assignee: GLYCO METALL WERKE
•
Filing: 1965-09-15
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Granted: 1970-11-17
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Expires: 1985-09-15
Abstract
No abstract record available.
Inventors
- 👤 Erich Roemer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:01
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/02; F16D69/027; C; C22; C22C; C22C32/00; C22C32/001; C22C32/0015; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/18; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12181; Y10T428/24; Y10T428/24802; Y10T428/24893; Y10T428/24909; Y10T428/29; Y10T428/2982; Y10T428/2991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |