US3475205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and composition for reducing slippage and skidding of rubber surfaces on ice
Assignee: Individual
•
Filing: 1968-03-26
•
Granted: 1969-10-28
•
Expires: 1988-03-26
Abstract
No abstract record available.
Inventors
- 👤 J Harold Byers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:29
CPC Classifications
B; B60; B60C; B60C11/00; B60C11/14
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) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |