US3676208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-slip surfaced article
Assignee: RAYMOND R GRIFFIN
•
Filing: 1969-02-14
•
Granted: 1972-07-11
•
Expires: 1989-02-14
Abstract
Abstract AN ARTICLE HAVING AN ANTI-SLIP SURFACE IN THE FORM OF A HARDENED FILM HAVING INDIVIDUAL ANTI-SKID ISLANDS RAISED ABOVE THE SUPERFICIAL SURFACE OF THE FILM. THE ISLANDS ARE FORMED OF ONE OR MORE SMOOTH-SURFACED, SOLID SPHERES, SUCH AS GLASS BEADS, OF DIAMETER GREATER THAN THE THICKNESS OF THE FILM, THE SPHERES BEING BOTTOMED ON THE ARTICLE AND FIRMLY ANCHORED, BUT NOT COVERED BY THE SURROUNDING PORTIONS OF THE FILM.
Inventors
- 👤 Ivan E Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:10
CPC Classifications
B; B60; B60C; B60C11/00; B60C11/14; C; C09; C09D; C09D163/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421; Y10T428/25; Y10T428/252; Y10T428/26; Y10T428/263
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) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |