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US3605114A
Expired / Lapsed
US
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Protective eyeshield for helmets
Assignee: United States Department of the Navy
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Filing: 1970-04-06
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Granted: 1971-09-20
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Expires: 1990-04-06
Abstract
Abstract AN EYESHIELD ASSEMBLY DETACHABLY SECURABLE TO THE BRIM OF A HELMET. THE ASSEMBLY INCLUDES A FIXED SUPPORT BRACKET HAVING SCREW CLAMPS ON EACH END FOR ENGAGEMENT WITH THE BRIM OF A HELMET AND A MOVABLE BRACKET PIVOTALLY MOUNTED UPON THE FIXED SUPPORT BRACKET. A TRANSPARENT SHIELD IS MOUNTED ON THE MOVABLE SUPPORT AND MAMY BE LOWERED TO A EYE-SHIELDING POSITION OR RAISED TO A RETRACTED POSITION OUT OF THE LINE-OF-SUGAR OF THE WATER AND BENEATH A PROTECTIVE COVER WHICH IS MOUNTED ON THE FIXED SUPPORT BRACKET TO PROTECT THE TRANSPARENT SHIELD AGAINST BECOMING SCRATCHED WHILE NOT IN USE.
Inventors
- 👤 Stuart L Hanlein
- 👤 John F Quinlan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:54
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/18; A42B3/22; A42B3/226
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |