Patent US3555560A successfully refreshed from Google Patents.
US3555560A
Expired / Lapsed
US
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Suspension system for safety hat
Assignee: Bullard Co
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Filing: 1969-01-16
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Granted: 1971-01-19
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Expires: 1989-01-16
Abstract
Abstract A SUSPENSION SYSTEM FOR A SAFETY HAT HAVING A HEAD BAND THAT IS CONNECTED TO THE HAT AT FOUR POINTS ONLY, BUT HAS PROVISIONS FOR CONNECTING AT SIX POINTS IN THE HAT THE STRIPS THAT TRAVERSE THE CROWN OF THE HEAD OF THE WEARER OF THE HAT AND SPACE THE WEARER''S HEAD FROM THE HAT. THE PARTS OF THE SUSPENSION SYSTEM ARE PROVIDED IN UNITARY ASSEMBLY SO THAT ALL PARTS OF THE SUSPENSION SYSTEM WILL REMAIN TOGETHER, EVEN WHEN THE SUSPENSION SYSTEM IS NOT INSTALLED IN A HAT SHELL.
Inventors
- 👤 Herbert A Raschke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:27
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/14
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |