US3113305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-active proximity fuze
Assignee: Individual
•
Filing: 1951-05-04
•
Granted: 1963-12-03
•
Expires: 1971-05-04
Abstract
No abstract record available.
Inventors
- 👤 Edmund P Trounson
- 👤 Samuel J Raff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:59
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/04; F42C13/047
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
99 words
A SEMI-ACTIVE DETONATING MISSILE SYSTEM COMPRISING A SOURCE OF ELECTROMAGNETIC RADIATION ADAPTED TO ILLUMINATE A TARGET WITH SAID RADIATION, AND A MISSILE ADAPTED TO PASS IN PROXIMITY TO SAID TARGET, SAID MISSILE INCLUDING MEANS FOR RECEIVING SAID RADIATION DIRECTLY FROM SAID SOURCE, MEANS FOR RECEIVING REFLECTIONS OF SAID RADIATION FROM SAID TARGET, A MIXER FOR HETERODYNING THE RECEIVED RADIATION AND REFLECTIONS TO PRODUCE HETERODYNE SIGNALS AND UTILIZATION MEANS FOR THE HETERODYNE SIGNALS SO PRODUCED, SAID UTILIZATION MEANS BEING A FIRING CIRCUIT ADAPTED TO DETONATE THE MISSILE WHEN SAID HETERODYNE SIGNALS DECREASE FROM A PREDETERMINED VALUE AT A PREDETERMINED RATE.
Claim 2
Dependent Claim
99 words
A SEMI-ACTIVE DETONATING MISSILE SYSTEM COMPRISING A SOURCE OF ELECTROMAGNETIC RADIATION ADAPTED TO ILLUMINATE A TARGET WITH SAID RADIATION, AND A MISSILE ADAPTED TO PASS IN PROXIMITY TO SAID TARGET, SAID MISSILE INCLUDING MEANS FOR RECEIVING SAID RADIATION DIRECTLY FROM SAID SOURCE, MEANS FOR RECEIVING REFLECTIONS OF SAID RADIATION FROM SAID TARGET, A MIXER FOR HETERODYNING THE RECEIVED RADIATION AND REFLECTIONS TO PRODUCE HETERODYNE SIGNALS AND UTILIZATION MEANS FOR THE HETERODYNE SIGNALS SO PRODUCED, SAID UTILIZATION MEANS BEING A FIRING CIRCUIT ADAPTED TO DETONATE THE MISSILE WHEN SAID HETERODYNE SIGNALS DECREASE FROM A PREDETERMINED VALUE AT A PREDETERMINED RATE.
Claim 3
Dependent Claim
15 words
A SEMI-ACTIVE MISSILE COMPRISING AN ANTENNA SYSTEM HAVING A REARWARDLY DIRECTED LOBE FOR RECEIVING SUBSTAN-
Claim 4
Dependent Claim
15 words
A SEMI-ACTIVE MISSILE COMPRISING AN ANTENNA SYSTEM HAVING A REARWARDLY DIRECTED LOBE FOR RECEIVING SUBSTAN-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |