Patent US4769198A successfully refreshed from Google Patents.
US3129665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shell with plastic explosive and hollow liner
Assignee: Individual
•
Filing: 1951-02-07
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Granted: 1964-04-21
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Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 Jr John O Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:27
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
AN EXPLOSIVE SHELL COMPRISING AN ELONGATED ENCLOSED HOLLOW CASING HAVING A NOSE PORTION THE WALLS OF WHICH ARE DEFORMABLE UPON IMPACT OF THE SHELL AGAINST A TARGET, ENCLOSED HOLLOW LINER MEANS SUPPORTED WITHIN SAID CASING AND SPACED FROM THE WALLS OF SAID CASING, THE REARWARD PORTION OF SAID LINER MEANS HAVING THE FORM OF A CONE POINTING REARWARDLY, EXPLOSIVE COMPOSITION SUBSTANTIALLY FILLING THE SPACE BETWEEN SAID LINER MENS AND THE WALLS OF SAID CASING, AT LEAST A SUBSTANTIAL PART OF THE EXPLOSIVE COMPOSITION IN THE NOSE PORTION OF SAID CASING BEING PLASTIC, AND BASE FUZE MEANS FOR INITIATING DETONATION OF SAID EXPLOSIVE COMPOSITION.
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |