US3063884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible laminated articles composed of rubber or rubber-like materials
Assignee: BTR Industries Ltd
•
Filing: 1958-03-11
•
Granted: 1962-11-13
•
Expires: 1978-03-11
Abstract
No abstract record available.
Inventors
- 👤 Glover Wilfrid
- 👤 Tudor Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:16
CPC Classifications
B; B29; B29D; B29D29/00; B29D29/06; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/31504; Y10T428/31826; Y10T428/31855
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A FLEXIBLE LAMINATED FABRIC-REINFORCED BELT COMPRISING A BODY OF RUBBER MATERIAL WITH FABRIC REINFORCING PLIES EMBEDDED THEREIN, AN OUTER SURFACE LAYER OF RUBBER CONTAINING A SURFACE ACTIVE WETTING AGENT TO RENDER SAID LAYER ELECTRICALLY CONDUCTIVE, AND AN INNER UNDER SURFACE LAYER OF RUBBER CONTAINING CONDUCTIVE CARBON BLACK TO RENDER SAID LAYER ELECTRICALLY CONDUCTIVE, SAID UNDER LAYER FORMING A PORTION OF SAID BODY AND BEING APPRECIABLY THINNER THAN SAID COVER AND THINNER THAN SAID BODY AND BEING JOINED IN ELECTRICALLY CONDUCTIVE RELATION TO SAID OUTER LAYER.
Claim 2
Dependent Claim
85 words
A FLEXIBLE LAMINATED FABRIC-REINFORCED BELT COMPRISING A BODY OF RUBBER MATERIAL WITH FABRIC REINFORCING PLIES EMBEDDED THEREIN, AN OUTER SURFACE LAYER OF RUBBER CONTAINING A SURFACE ACTIVE WETTING AGENT TO RENDER SAID LAYER ELECTRICALLY CONDUCTIVE, AND AN INNER UNDER SURFACE LAYER OF RUBBER CONTAINING CONDUCTIVE CARBON BLACK TO RENDER SAID LAYER ELECTRICALLY CONDUCTIVE, SAID UNDER LAYER FORMING A PORTION OF SAID BODY AND BEING APPRECIABLY THINNER THAN SAID COVER AND THINNER THAN SAID BODY AND BEING JOINED IN ELECTRICALLY CONDUCTIVE RELATION TO SAID OUTER LAYER.
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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |