Patent US570207A successfully refreshed from Google Patents.
Patent US2461983A successfully refreshed from Google Patents.
US2461983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel spacer for tractors
Assignee: Individual
•
Filing: 1946-04-23
•
Granted: 1949-02-15
•
Expires: 1966-04-23
Abstract
No abstract record available.
Inventors
- 👤 Samuel D Jarrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:04
CPC Classifications
B; B60; B60B; B60B27/00; B60B27/0015; B60B27/0021; B60B27/0026; B60B27/06; B60B27/065; B60B35/00; B60B35/02; B60B35/10; B60B35/1009; B60B35/1072; B60B35/1081; B60B2310/00; B60B2310/30; B60B2310/302; B60B2310/305; B60B2900/00; B60B2900/10; B60B2900/113; B60B2900/20; B60B2900/212; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/221; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53848; Y10T29/53857; Y10T29/53861; Y10T29/5387; Y10T29/53991
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB190623207A
Cited
US1462843A
Cited
US1468976A
Cited
GB300032A
Cited
US1873284A
Cited
US2005534A
Cited
US2118754A
Cited
GB493498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |