US3471097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for stopping the rotation of a fully wound roll of web material
Assignee: Black Clawson Co
•
Filing: 1967-11-06
•
Granted: 1969-10-07
•
Expires: 1987-11-06
Abstract
No abstract record available.
Inventors
- 👤 Richard W Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:10
CPC Classifications
B; B65; B65H; B65H18/00; B65H18/08; B65H18/14; B65H18/22; B65H19/00; B65H19/22; B65H19/2238; B65H19/2253; B65H19/2261; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/236; B65H2408/2362; B65H2408/2364
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |