US3066580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski surface and process of forming same
Assignee: Individual
•
Filing: 1959-05-25
•
Granted: 1962-12-04
•
Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Alberti Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:54
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US727511A
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US935572A
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US1356794A
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US1884471A
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US1730245A
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US2091610A
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US2143545A
Cited
GB508128A
Cited
US2179664A
Cited
US2446591A
Cited
US2558759A
Cited
US2664362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |