US1971582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire grooving machine
Assignee: Individual
•
Filing: 1932-05-16
•
Granted: 1934-08-28
•
Expires: 1952-05-16
Abstract
No abstract record available.
Inventors
- 👤 Horace F Scruby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:37
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/68; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/308624; Y10T409/309352; Y10T409/309408; Y10T409/309464; Y10T82/00; Y10T82/25; Y10T82/2522
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) | 1937-08-27 | 1938-02-26 | 1938-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-08-27 | 1942-02-26 | 1942-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-08-27 | 1946-02-26 | 1946-08-28 | $7700.00 | Window Closed / Lapsed |