US2007909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of constructing pneumatic tires
Assignee: Wingfoot Corp
•
Filing: 1933-04-23
•
Granted: 1935-07-09
•
Expires: 1953-04-23
Abstract
No abstract record available.
Inventors
- 👤 Will C State
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:02
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/34; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10855
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) | 1938-07-08 | 1939-01-07 | 1939-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-08 | 1943-01-07 | 1943-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-08 | 1947-01-07 | 1947-07-09 | $7700.00 | Window Closed / Lapsed |