US2748642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for retouching profiled pulleys
Assignee: Andritz AG
•
Filing: 1951-01-04
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Granted: 1956-06-05
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Expires: 1971-01-04
Abstract
No abstract record available.
Inventors
- 👤 Pirkner Ignaz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:26
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102; B23Q35/103; B23B; B23B5/00; B23B5/36; B23B5/40; Y; Y10; Y10T; Y10T82/00; Y10T82/17; Y10T82/25; Y10T82/2531; Y10T82/2541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US734639A
Cited
US998656A
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US1239486A
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US1668512A
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US1644006A
Cited
US2000300A
Cited
US2039719A
Cited
US2000129A
Cited
US2213002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |