US1985341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making tread mold elements
Assignee: Individual
•
Filing: 1932-11-07
•
Granted: 1934-12-25
•
Expires: 1952-11-07
Abstract
No abstract record available.
Inventors
- 👤 William J Fraser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:11
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29D30/0606; B29C; B29C33/00; B29C33/42; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49813
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1937-12-24 | 1938-06-25 | 1938-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-24 | 1942-06-25 | 1942-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-24 | 1946-06-25 | 1946-12-25 | $7700.00 | Window Closed / Lapsed |