US2409402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reclaiming
Assignee: Wingfoot Corp
•
Filing: 1942-08-29
•
Granted: 1946-10-15
•
Expires: 1962-08-29
Abstract
No abstract record available.
Inventors
- 👤 Harry H Thompson
- 👤 Derwin V Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:45
CPC Classifications
C; C08; C08J; C08J11/00; C08J11/04; C08J11/06; C08J2321/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62
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) | 1949-10-14 | 1950-04-15 | 1950-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-10-14 | 1954-04-15 | 1954-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-10-14 | 1958-04-15 | 1958-10-15 | $7700.00 | Window Closed / Lapsed |