US2603138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor implement
Assignee: International Motors LLC
•
Filing: 1948-10-05
•
Granted: 1952-07-15
•
Expires: 1968-10-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Rafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:49
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/20; A01C7/201; A01C7/205; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49622
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US391298A
Cited
US1085374A
Cited
US1204298A
Cited
US1550956A
Cited
US1696562A
Cited
US2269987A
Cited
US2363749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |