US2901763A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scraper means
Assignee: Individual
•
Filing: 1955-12-05
•
Granted: 1959-09-01
•
Expires: 1975-12-05
Abstract
No abstract record available.
Inventors
- 👤 Jalkanen Matti Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:58
CPC Classifications
D; D21; D21G; D21G9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US270118A
Cited
US1148547A
Cited
DE511858C
Cited
US2117958A
Cited
GB512496A
Cited
US2540474A
Cited
US2681151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |