US3111899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flare cartridge
Assignee: WEFO PYROTECHNISCHE FABRIK WISTEDT W FORQUIGNON
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Filing: 1961-09-11
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Granted: 1963-11-26
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Expires: 1981-09-11
Abstract
No abstract record available.
Inventors
- 👤 Tiedemann Claus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:27
CPC Classifications
F; F42; F42B; F42B4/00; F42B4/02; F42B39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A FLARE CARTRIDGE COMPRISING, IN COMBINATION, A CARTRIDGE CASING HAVING A CLOSED END AND AN OPEN END, AN EXPELLING CHARGE WITHIN SAID CASING ADJACENT SAID CLOSED END, A FLARE CHARGE WITHIN SAID CASING ADJACENT SAID EXPELLING CHARGE AND SPACED FROM SAID OPEN END, A HOLLOW WADDING MEMBER OF ELASTIC MATERIAL HAVING AN OPEN END AND DISPOSED WITHIN SAID CASING BETWEEN SAID FLARE CHARGE AND SAID CASE OPEN END, SAID WADDING MEMBER OPEN END, SAID WADDING MEMBER OPEN END BEING DISPOSED ADJACENT SAID CASING OPEN END, A COVER SEALINGLY ENCLOSING THE OPEN ENDS OF SAID CASING AND WADDING MEMBER, DESICCATING MATERIAL WITHIN SAID WADDING MEMBER AND OPENINGS DEFINED IN SAID WADDING MEMBER ESTABLISHING COMMUNICATION BETWEEN SAID DESICCATING MATERIAL AND THE INTERIOR OF SAID CARTRIDGE CASING.
Claim 2
Dependent Claim
124 words
A FLARE CARTRIDGE COMPRISING, IN COMBINATION, A CARTRIDGE CASING HAVING A CLOSED END AND AN OPEN END, AN EXPELLING CHARGE WITHIN SAID CASING ADJACENT SAID CLOSED END, A FLARE CHARGE WITHIN SAID CASING ADJACENT SAID EXPELLING CHARGE AND SPACED FROM SAID OPEN END, A HOLLOW WADDING MEMBER OF ELASTIC MATERIAL HAVING AN OPEN END AND DISPOSED WITHIN SAID CASING BETWEEN SAID FLARE CHARGE AND SAID CASE OPEN END, SAID WADDING MEMBER OPEN END, SAID WADDING MEMBER OPEN END BEING DISPOSED ADJACENT SAID CASING OPEN END, A COVER SEALINGLY ENCLOSING THE OPEN ENDS OF SAID CASING AND WADDING MEMBER, DESICCATING MATERIAL WITHIN SAID WADDING MEMBER AND OPENINGS DEFINED IN SAID WADDING MEMBER ESTABLISHING COMMUNICATION BETWEEN SAID DESICCATING MATERIAL AND THE INTERIOR OF SAID CARTRIDGE CASING.
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) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |