US2769600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web winding machine
Assignee: Paper Converting Machine Co
•
Filing: 1952-07-16
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Granted: 1956-11-06
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Expires: 1972-07-16
Abstract
No abstract record available.
Inventors
- 👤 Edwin M Kwitek
- 👤 Nystrand Ernst Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:51
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H19/00; B65H19/22; B65H19/2207; B65H19/2223; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/413; B65H2301/4136; B65H2301/41362; B65H2301/414; B65H2301/4144; B65H2301/41441; B65H2301/41442; B65H2301/414424; B65H2301/4148; B65H2301/417; B65H2301/4171; B65H2301/41745; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2312; B65H2408/2315; B65H2408/23157
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |