Patent US3345646A successfully refreshed from Google Patents.
US3345646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parachute hat
Assignee: Individual
•
Filing: 1966-07-25
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Granted: 1967-10-10
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Expires: 1986-07-25
Abstract
No abstract record available.
Inventors
- 👤 Charles P Mccann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:35
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/004; A63; A63H; A63H33/00; A63H33/20; Y; Y10; Y10S; Y10S2/00; Y10S2/10; Y10S273/00; Y10S273/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A PARACHUTE HAT COMPRISING (A) A GENERALLY HEMISPHERIC HOLLOW INFLATABLE BODY HAVING INNER AND OUTER LAYERS OF AIR IMPREVIOUS MATERIAL, (B) A PLURALITY OF FLEXIBLE SHROUDS EACH ATTACHED AT ONE END TO THE EQUATORIAL EDGE OF THE BODY, (C) A HEAD-STRAP, (D) THE OTHER END OF EACH SHROUD ATTACHED TO THE SAID HEAD-STRAP, (E) SAID PLURALITY OF SHROUDS EACH HAVING A LENGTH SPACING SAID BODY A SUBSTANTIAL DISTANCE FROM SAID HEAD-STRAP WHEREBY SAID BODY WILL BE DISPOSED IN SPACED RELATION TO A WEARER''S HEAD WHEN INFLATED WITH LIGHTER-THAN-AIR GAS.
Claim 2
Dependent Claim
89 words
A PARACHUTE HAT COMPRISING (A) A GENERALLY HEMISPHERIC HOLLOW INFLATABLE BODY HAVING INNER AND OUTER LAYERS OF AIR IMPREVIOUS MATERIAL, (B) A PLURALITY OF FLEXIBLE SHROUDS EACH ATTACHED AT ONE END TO THE EQUATORIAL EDGE OF THE BODY, (C) A HEAD-STRAP, (D) THE OTHER END OF EACH SHROUD ATTACHED TO THE SAID HEAD-STRAP, (E) SAID PLURALITY OF SHROUDS EACH HAVING A LENGTH SPACING SAID BODY A SUBSTANTIAL DISTANCE FROM SAID HEAD-STRAP WHEREBY SAID BODY WILL BE DISPOSED IN SPACED RELATION TO A WEARER''S HEAD WHEN INFLATED WITH LIGHTER-THAN-AIR GAS.
References Cited (Backward Citations)
US250803A
Cited
US3009162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |