US2901192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web winding mandrel
Assignee: Paper Converting Machine Co
•
Filing: 1955-05-12
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Granted: 1959-08-25
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Expires: 1975-05-12
Abstract
No abstract record available.
Inventors
- 👤 Nystrand Ernst Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:44
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08; B65H18/00; B65H18/08; B65H18/10; B65H19/00; B65H19/22; B65H19/2207; B65H19/2223; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2315; B65H2408/23157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US755953A
Cited
US1333632A
Cited
US2171800A
Cited
US2436418A
Cited
US2533307A
Cited
US2716875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |