US3259064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped charge devices
Assignee: Schlumberger Well Surveying Corp
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Filing: 1964-07-08
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Granted: 1966-07-05
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Expires: 1984-07-08
Abstract
No abstract record available.
Inventors
- 👤 Owens Nevyl Gregory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:31
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A SHAPED CHARGE DEVICE COMPRISING: A FRANGIBLE, MULTI-PART, HOLLOW CHARGE CASE SIZED AND ADAPTED TO RECEIVE AND EXPLOSIVE CHARGE, SAID CASE INCLUDING A DISHED COVER PORTION AND A CONTAINER PORTION HAVING ABUTTING MARGINAL SURFACES ADAPTED TO BE JOINED AND SEALED TOGETHER; SHAPED EXPLOSIVE CHARGE MEANS HAVING A FORWARD PERIPHERAL EDGE OF SELECTED DIAMETER RECEIVED IN SAID CASE; AND FIRMING ADHESIVE MEANS FOR SEALINGLY JOINING SAID CASE PORTIONS AND HAVING A PORTION ABUTTING AND SECURING SAID CHARGE MEANS AGAINST FORWARD LONGITUDINAL MOVEMENT RELATIVE TO SAID CASE AND BEING THE SOLE FORWARD SUPPORT FOR THE CHARGE MEANS WITHIN THE CASE, THE CASE HAVING AN
Claim 2
Dependent Claim
102 words
A SHAPED CHARGE DEVICE COMPRISING: A FRANGIBLE, MULTI-PART, HOLLOW CHARGE CASE SIZED AND ADAPTED TO RECEIVE AND EXPLOSIVE CHARGE, SAID CASE INCLUDING A DISHED COVER PORTION AND A CONTAINER PORTION HAVING ABUTTING MARGINAL SURFACES ADAPTED TO BE JOINED AND SEALED TOGETHER; SHAPED EXPLOSIVE CHARGE MEANS HAVING A FORWARD PERIPHERAL EDGE OF SELECTED DIAMETER RECEIVED IN SAID CASE; AND FIRMING ADHESIVE MEANS FOR SEALINGLY JOINING SAID CASE PORTIONS AND HAVING A PORTION ABUTTING AND SECURING SAID CHARGE MEANS AGAINST FORWARD LONGITUDINAL MOVEMENT RELATIVE TO SAID CASE AND BEING THE SOLE FORWARD SUPPORT FOR THE CHARGE MEANS WITHIN THE CASE, THE CASE HAVING AN
References Cited (Backward Citations)
US2629325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |