Patent US3104478A successfully refreshed from Google Patents.
US3104478A
Expired / Lapsed
US
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Hit indicator apparatus
Assignee: Textron Systems Corp
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Filing: 1960-12-05
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Granted: 1963-09-24
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Expires: 1980-12-05
Abstract
No abstract record available.
Inventors
- 👤 Lewis H Strauss
- 👤 Phillip M Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:13
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/26; F41G3/2616
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
APPARATUS FOR INDICATING THAT A WEAPON HAVING A TRIGGER IS POINTED AT A TARGET WHEN THE TRIGGER IS ACTUATED, COMPRISING: A FIRST TRANSMITTER AT THE WEAPON FOR SENDING SIGNALS, MEANS TO CAUSE SAID FIRST TRANSMITTER TO SEND AN INTERROGATION SIGNAL WHEN THE TRIGGER IS ACTUATED, A SECOND TRANSMITTER AT THE TARGET FOR SENDING AN OMNIDIRECTIONAL ANSWER SIGNAL IN RESPONSE TO SAID INTERROGATION SIGNAL, DIRECTIONAL DETECTOR MEANS FOR DETECTING SAID ANSWER SIGNAL ONLY IF THE WEAPON IS POINTED AT THE TARGET, OPERABLE MEANS FOR INDICATING THAT THE WEAPON IS POINTING AT THE TARGET WHEN THE TRIGGER IS ACTUATED, AND MEANS FOR OPERATING SAID OPERABLE MEANS ONLY WHEN SAID DIRECTIONAL DETECTOR MEANS DETECTS AN ANSWER SIGNAL.
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |