Patent US2551359A successfully refreshed from Google Patents.
US2551359A
Expired / Lapsed
US
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Slotting machine operating at universal angles in overall locations
Assignee: Individual
•
Filing: 1943-02-04
•
Granted: 1951-05-01
•
Expires: 1963-02-04
Abstract
No abstract record available.
Inventors
- 👤 Rudolph F Bannow
- 👤 Wahlstrom Magnus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:49
CPC Classifications
B; B23; B23D; B23D3/00; B23D3/04; Y; Y10; Y10T; Y10T409/00; Y10T409/40; Y10T409/4028; Y10T409/406475; Y10T409/40665; Y10T409/50; Y10T409/502624; Y10T409/504756; Y10T409/506232; Y10T409/507544; Y10T409/509348; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2179
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22929E
Cited
US364530A
Cited
US403453A
Cited
US590343A
Cited
US360530A
Cited
US678341A
Cited
US846728A
Cited
US763742A
Cited
US770981A
Cited
US904764A
Cited
US953768A
Cited
US1466062A
Cited
US1537059A
Cited
US1661509A
Cited
US2105237A
Cited
US2281774A
Cited
US2275291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |