Patent US2338847A successfully refreshed from Google Patents.
US2338847A
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US
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Method of making ribbed rolls for slashing machines and other textile machines
Assignee: ANDREWS AND GOODRICH Inc
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Filing: 1941-11-21
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Granted: 1944-01-11
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Expires: 1961-11-21
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:52
CPC Classifications
D; D06; D06B; D06B23/00; D06B23/02; D06B2700/00; D06B2700/35; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/49547; Y10T29/4956; Y10T29/49563; Y10T29/49826; Y10T29/49908; Y10T29/49925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-01-10 | 1947-07-12 | 1948-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-10 | 1951-07-12 | 1952-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-10 | 1955-07-12 | 1956-01-11 | $7700.00 | Window Closed / Lapsed |