USRE27109E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method fand apparatus] for producing special surfaces on panel board
Assignee: Leucadia Inc
•
Filing: 1969-02-06
•
Granted: 1971-03-30
•
Expires: 1989-02-06
Abstract
Abstract IN THE PRODUCTION OF AN ACOUSTICAL PRODUCT HAVING PLURAL LAYERS AND AN IRREGULAR TOP SURFACE, THE SURFACE LAYER IS SIMULTANEOUSLY DOCTORED ONTO A LOWER CARRYING LAYER AND PROVIDED WITH AN IRREGULAR TOP SURFACE BY A ROTATNG ROLL ARRANGED AT AN ANGLE TO THE MOVEMENT OF THE CARRIER MATERIAL.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:15
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/14; B28B1/16; B28B11/00; B28B11/08; B28B11/0818; B28B3/00; B28B3/12; B28B3/123; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-03-29 | 1974-09-28 | 1975-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-29 | 1978-09-28 | 1979-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-29 | 1982-09-28 | 1983-03-30 | $7700.00 | Window Closed / Lapsed |