US2973157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reeling of web material
Assignee: Benteler Deutschland GmbH
•
Filing: 1957-08-06
•
Granted: 1961-02-28
•
Expires: 1977-08-06
Abstract
No abstract record available.
Inventors
- 👤 Korsch Alfred
- 👤 Salzuflen Bad
- 👤 Schlicht Waldemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:50
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/16; B65H18/00; B65H18/08; B65H18/10; B65H19/00; B65H19/22; B65H19/24; B65H20/00; B65H20/24; B65H21/00; B65H75/00; B65H2408/00; B65H2408/20; B65H2408/21; B65H2408/211
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1624580A
Cited
US1866585A
Cited
US2298925A
Cited
US2481992A
Cited
US2670907A
Cited
FR1087660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-28 | 1964-08-29 | 1965-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-28 | 1968-08-29 | 1969-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-28 | 1972-08-29 | 1973-02-28 | $7700.00 | Window Closed / Lapsed |