US2619748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating blade for carry-type scraper
Assignee: Individual
•
Filing: 1948-01-16
•
Granted: 1952-12-02
•
Expires: 1968-01-16
Abstract
No abstract record available.
Inventors
- 👤 George R Mcintosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:12
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/20; E02F9/2016; E02F3/00; E02F3/04; E02F3/64; E02F3/6454; E02F3/6463; E02F3/65; E02F3/654; E02F3/658; Y; Y10; Y10S; Y10S37/00; Y10S37/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US261339A
Cited
US1903672A
Cited
US1878037A
Cited
US1990362A
Cited
US2086573A
Cited
US2131373A
Cited
US2443492A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |