Patent US2307889A successfully refreshed from Google Patents.
US2307889A
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Method and apparatus for cutting webs
Assignee: Johnson and Johnson
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Filing: 1941-08-13
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Granted: 1943-01-12
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Expires: 1961-08-13
Abstract
No abstract record available.
Inventors
- 👤 Korsgaard Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:29
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/24; Y; Y10; Y10S; Y10S83/00; Y10S83/923; Y10T; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0524; Y10T83/0577; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2057; Y10T83/2061; Y10T83/444; Y10T83/4529; Y10T83/869; Y10T83/8821; Y10T83/8835
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) | 1946-01-11 | 1946-07-13 | 1947-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-01-11 | 1950-07-13 | 1951-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-01-11 | 1954-07-13 | 1955-01-12 | $7700.00 | Window Closed / Lapsed |