US2392992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suit and method of making
Assignee: Wingfoot Corp
•
Filing: 1943-09-15
•
Granted: 1946-01-15
•
Expires: 1963-09-15
Abstract
No abstract record available.
Inventors
- 👤 Ralph C Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:48
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/18; B29K; B29K2021/00; Y; Y10; Y10S; Y10S264/00; Y10S264/52
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) | 1949-01-14 | 1949-07-16 | 1950-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-14 | 1953-07-16 | 1954-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-14 | 1957-07-16 | 1958-01-15 | $7700.00 | Window Closed / Lapsed |