Patent US2603155A successfully refreshed from Google Patents.
US2603155A
Expired / Lapsed
US
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Shock wave actuated photoflash bomb
Assignee: Individual
•
Filing: 1947-06-12
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Granted: 1952-07-15
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Expires: 1967-06-12
Abstract
No abstract record available.
Inventors
- 👤 Richard G Clarke
- 👤 Henry G Derbyshire
- 👤 Harry S Edwards
- 👤 Ferdinand J Shore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:08
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A PHOTOFLASH BOMB OR SHELL COMPRISING A BODY,L A FUZE IN THE BASE OF SAID BODY, A FILLING OF HIGH EXPLOSIVE IN SAID BODY IN CONTACT WITH SAID FUZE, SAID HIGH EXPLOSIVE FILLING HAVING AT ITS FORWARD END A CONICAL DEPRESSION CENTERED ON ITS LONGITUDINAL AXIS, AND IN SAID DEPRESSION A TRANSPARENT CONTAINER HERMETICALLY CONTAINING A SUBSTANTIAL VOLUME OF ARGON GAS, SAID CONTAINER BEING ATTACHED TO THE SAID BOMB BODY.
Claim 2
Dependent Claim
70 words
A PHOTOFLASH BOMB OR SHELL COMPRISING A BODY,L A FUZE IN THE BASE OF SAID BODY, A FILLING OF HIGH EXPLOSIVE IN SAID BODY IN CONTACT WITH SAID FUZE, SAID HIGH EXPLOSIVE FILLING HAVING AT ITS FORWARD END A CONICAL DEPRESSION CENTERED ON ITS LONGITUDINAL AXIS, AND IN SAID DEPRESSION A TRANSPARENT CONTAINER HERMETICALLY CONTAINING A SUBSTANTIAL VOLUME OF ARGON GAS, SAID CONTAINER BEING ATTACHED TO THE SAID BOMB BODY.
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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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |