US2600534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making coiled wire for use in antiskid pneumatic tire treads
Assignee: Paul E Hawkinson Co
•
Filing: 1950-10-06
•
Granted: 1952-06-17
•
Expires: 1970-10-06
Abstract
No abstract record available.
Inventors
- 👤 Paul E Hawkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:44
CPC Classifications
B; B21; B21F; B21F7/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12333
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US145285A
Cited
US1542385A
Cited
US1910020A
Cited
US1876953A
Cited
US2365959A
Cited
US2036034A
Cited
US2260779A
Cited
US2287879A
Cited
US2457132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |