US3169756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic cushion
Assignee: Barberton Plastics Products Inc
•
Filing: 1962-07-20
•
Granted: 1965-02-16
•
Expires: 1982-07-20
Abstract
No abstract record available.
Inventors
- 👤 Russell B Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:18
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20; E02B3/26; B; B29; B29C; B29C39/00; B29C39/02; B29C39/12; B29C41/00; B29C41/02; B29C41/04; B63; B63B; B63B59/00; B63B59/02; B63B2059/025; Y; Y02; Y02A; Y02A30/00; Y02A30/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
A PNEUMATIC CUSHION MADE FROM TWO PLASTIC SOF DIFFERENT SOFNESS, ONE PLASTIC BEING RELATIVELY SOFT AND FLEXIBLE AND FORMED AS A HOLLOW CLOSED FLUID IMPERVIOUS BODY OF SUBSTANTIALLY HALF CYLINDER SHPAE, THE HOLLOW BODY BEING INFLATED WITH AIR UNDER PRESSURE, THE OTHER PLASTIC BEING RELATIVELY STIFF AND HARD AND HAVING A FLAT PORTION MOLDED IN INTEGRAL RELATION WITH THE FLAT SIDE OF THE HOLLOW BODY TO HOLD IT FLAT EVEN WHEN INFLATED, AND FLANGES INTEGRAL WITH AND ON THE FLAT PORTION AND EXTENDING IN THE SAME PLANE AS THE FLAT PORTION BEYOND THE HOLLOW BODY AND BEING OF THE OTHER PLASTIC AND RELATIVELY STIFF AND HARD AND WHEREBY THE FLANGES OF THE FLAT PORTION OF THE CUSHION CAN BE SECURED TO ANY OBJECT TO BE CUSHIONED AS THE FLAT PORTION IS PLACED IN ADJACENT RELATION THERETO.
References Cited (Backward Citations)
US1666234A
Cited
US2530160A
Cited
US2709471A
Cited
US2829915A
Cited
US2839788A
Cited
US2848725A
Cited
US2935855A
Cited
US2926904A
Cited
US3014710A
Cited
US3040384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |