Patent US3770561A successfully refreshed from Google Patents.
US3770561A
Expired / Lapsed
US
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Cut rubberised stranded wire
Assignee: Individual
•
Filing: 1971-12-13
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Granted: 1973-11-06
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Expires: 1991-12-13
Abstract
Abstract A laser cut rubberized wire, in particular serving as a reinforcing insert for a tire, comprising steel cord wire elements enclosed in a rubber coating, said wire elements having laser cut ends which are rounded or fused.
Inventors
- 👤 H Kogert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:52
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/38; B29D30/46; B23; B23K; B23K26/00; B23K26/36; B23K26/40; B23K2103/00; B23K2103/02; B23K2103/04; B23K2103/50; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1084; Y10T156/1085; Y10T156/12; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/296
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A laser cut rubberized wire as defined in claim 1, wherein said laser cut ends of said wire elements are rounded or fused.
Claim 2
Dependent Claim
17 words
A laser cut rubberized wire as defined in claim 2, wherein said wire elements comprise steel cord.
References Cited (Backward Citations)
US2732881A
Cited
US3597578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-05 | 1977-05-07 | 1977-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-05 | 1981-05-07 | 1981-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-05 | 1985-05-07 | 1985-11-06 | $7700.00 | Window Closed / Lapsed |