US3248738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective padding structures
Assignee: JOHN T RIDDELL Inc
•
Filing: 1963-05-28
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Granted: 1966-05-03
•
Expires: 1983-05-28
Abstract
No abstract record available.
Inventors
- 👤 Gerard E Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:40
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/12; A42B3/121; A41; A41D; A41D13/00; A41D13/015; Y; Y10; Y10S; Y10S2/00; Y10S2/03; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A PROTECTIVE PADDING STRUCTURE INTERPOSED BETWEEN THE SURFACES OF A PAIR OF RIGID MEMBERS, SAID STRUCTURE COMPRISING AN INTERIOR PORTION FORMED OF A POROUS, RESILIENT MATERIAL, AN ESSENTIALLY AIR-IMPERVIOUS LAYER OF RESILIENT MATERIAL SURROUNDING SAID INTERIOR PORTION, SAID IMPERVIOUS LAYER BEING RELIEVED BY SMALL DIAMETER PORT MEANS OPERATIVE TO PROVIDE COMMUNICATIONG BETWEEN SAID INTERIOR PORTION AND THE SPACE EXTERNALLY OF SAID IMPERVIOUS LAYER, SAID PORT MEANS BEING SUFFICIENTLY SMALL TO MOMENTARILY RETAIN PRESSURIZED AIR WITHIN SAID STRUCTURE WHEN A BLOW DELIVERED TO ONE OF SAID RIGID MEMBERS COMPRESSES SAID INTERIOR PORTION AND BEING ADAPTED TO THEREAFTER GRADUALLY RELEASE SAID PRESSURIZED AIR.
Claim 2
Dependent Claim
101 words
A PROTECTIVE PADDING STRUCTURE INTERPOSED BETWEEN THE SURFACES OF A PAIR OF RIGID MEMBERS, SAID STRUCTURE COMPRISING AN INTERIOR PORTION FORMED OF A POROUS, RESILIENT MATERIAL, AN ESSENTIALLY AIR-IMPERVIOUS LAYER OF RESILIENT MATERIAL SURROUNDING SAID INTERIOR PORTION, SAID IMPERVIOUS LAYER BEING RELIEVED BY SMALL DIAMETER PORT MEANS OPERATIVE TO PROVIDE COMMUNICATIONG BETWEEN SAID INTERIOR PORTION AND THE SPACE EXTERNALLY OF SAID IMPERVIOUS LAYER, SAID PORT MEANS BEING SUFFICIENTLY SMALL TO MOMENTARILY RETAIN PRESSURIZED AIR WITHIN SAID STRUCTURE WHEN A BLOW DELIVERED TO ONE OF SAID RIGID MEMBERS COMPRESSES SAID INTERIOR PORTION AND BEING ADAPTED TO THEREAFTER GRADUALLY RELEASE SAID PRESSURIZED AIR.
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |