US2021522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber mat for running boards and the like
Assignee: Individual
•
Filing: 1934-06-22
•
Granted: 1935-11-19
•
Expires: 1954-06-22
Abstract
No abstract record available.
Inventors
- 👤 William F Schacht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:39
CPC Classifications
B; B60; B60N; B60N3/00; B60N3/04; B60N3/044; Y; Y10; Y10S; Y10S206/00; Y10S206/813; Y10T; Y10T428/00; Y10T428/14; Y10T428/1471; Y10T428/24; Y10T428/24355; Y10T428/24479; Y10T428/2457; Y10T428/31504; Y10T428/31826; Y10T428/31841
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-11-18 | 1939-05-20 | 1939-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-18 | 1943-05-20 | 1943-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-18 | 1947-05-20 | 1947-11-19 | $7700.00 | Window Closed / Lapsed |