US3146710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well conductor perforator and container assembly
Assignee: Individual
•
Filing: 1963-01-04
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Granted: 1964-09-01
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Expires: 1983-01-04
Abstract
No abstract record available.
Inventors
- 👤 Wilmerth R Atwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:06
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/11; E21B43/116; E21B43/117
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A WELL CONDUCTOR PERFORATOR AND CONTAINER ASSEMBLY COMPRISING AN ELONGATED RETAINING MEMBER, MEANS FOR SUSPENDING SAID RETAINING MEMBER FROM ABOVE, A PLURALITY OF PERFORATING UNITS EACH INCLUDING A FRANGIBLE BODY CONTAINING A SHAPED EXPLOSIVE CHARGE, EACH OF SAID BODIES HAVING A BORE EXTENDING TRANSVERSELY THERETHROUGH AND THROUGH WHICH A PART OF THE RETAINING MEMBER EXTENDS, MEANS HOLDING SAID PERFORATING UNITS IN SPACED APART RELATION TO ONE ANOTHER ON THE RETAINING MEMBER, MEANS MAINTAINING SAID PERFORATING UNITS ANGULARLY DISPOSED RELATIVE TO ONE ANOTHER, AN EXPLOSIVE CORE EXTENDING LONGITUDINALLY OF SAID RETAINING MEMBER THROUGH THE BORES OF SAID FRANGIBLE BODIES, AN ELECTRICAL DETONATOR SUPPORTED BY SAID FIRST MENTIONED MEANS FOR DETONATING THE EXPLOSIVE CORE, AND SAID RETAINING MEMBER HAVING OUTLETS FOR THE ESCAPE OF THE FORCE OF THE EXPLODED CORE FOR FRACTURING SAID FRANGIBLE BODIES AND DETONATING THE SHAPED CHARGES
Claim 2
Dependent Claim
138 words
A WELL CONDUCTOR PERFORATOR AND CONTAINER ASSEMBLY COMPRISING AN ELONGATED RETAINING MEMBER, MEANS FOR SUSPENDING SAID RETAINING MEMBER FROM ABOVE, A PLURALITY OF PERFORATING UNITS EACH INCLUDING A FRANGIBLE BODY CONTAINING A SHAPED EXPLOSIVE CHARGE, EACH OF SAID BODIES HAVING A BORE EXTENDING TRANSVERSELY THERETHROUGH AND THROUGH WHICH A PART OF THE RETAINING MEMBER EXTENDS, MEANS HOLDING SAID PERFORATING UNITS IN SPACED APART RELATION TO ONE ANOTHER ON THE RETAINING MEMBER, MEANS MAINTAINING SAID PERFORATING UNITS ANGULARLY DISPOSED RELATIVE TO ONE ANOTHER, AN EXPLOSIVE CORE EXTENDING LONGITUDINALLY OF SAID RETAINING MEMBER THROUGH THE BORES OF SAID FRANGIBLE BODIES, AN ELECTRICAL DETONATOR SUPPORTED BY SAID FIRST MENTIONED MEANS FOR DETONATING THE EXPLOSIVE CORE, AND SAID RETAINING MEMBER HAVING OUTLETS FOR THE ESCAPE OF THE FORCE OF THE EXPLODED CORE FOR FRACTURING SAID FRANGIBLE BODIES AND DETONATING THE SHAPED CHARGES
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |