US3320883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive tape
Assignee: Canadian Safety Fuse Co Ltd
•
Filing: 1965-10-18
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Granted: 1967-05-23
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Welsh David Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:55
CPC Classifications
C; C06; C06C; C06C5/00; C06C5/04; F; F42; F42B; F42B1/00; F42B3/00; F42B3/087; F42B3/093
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A WEFTLESS EXPLOSIVE TAPE COMPRISING ESSENTIALLY MORE THAN TWO FLEXIBLE STRANDS OF SUBSTANTIALLY THE SAME CROSS SECTION BONDED TOGETHER BY MEANS OF AN ADHESIVE IN PARALLEL, CO-PLANAR ONGITUDINAL RELATIONSHIP WHEN IN THE FLAT CONDITION, AT LEAST ONE OF SAID STRANDS BEING AN ELONGATED CORD-LIKE MATERIAL HAVING A CORE OF HIGH EXPLOSIVE CONFINED WITHIN A TEXTILE SHEATH, SAID TAPE BEING FURTHER CHARACTERIZED BY COMPLETE FLEXIBILITY ACROSS ITS WIDTH AND LENGTH.
Claim 2
Dependent Claim
69 words
A WEFTLESS EXPLOSIVE TAPE COMPRISING ESSENTIALLY MORE THAN TWO FLEXIBLE STRANDS OF SUBSTANTIALLY THE SAME CROSS SECTION BONDED TOGETHER BY MEANS OF AN ADHESIVE IN PARALLEL, CO-PLANAR ONGITUDINAL RELATIONSHIP WHEN IN THE FLAT CONDITION, AT LEAST ONE OF SAID STRANDS BEING AN ELONGATED CORD-LIKE MATERIAL HAVING A CORE OF HIGH EXPLOSIVE CONFINED WITHIN A TEXTILE SHEATH, SAID TAPE BEING FURTHER CHARACTERIZED BY COMPLETE FLEXIBILITY ACROSS ITS WIDTH AND LENGTH.
References Cited (Backward Citations)
US2455534A
Cited
GB797472A
Cited
US3062142A
Cited
US3021785A
Cited
US3035518A
Cited
US3160949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |