US3148699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containment area device
Assignee: Individual
•
Filing: 1962-10-17
•
Granted: 1964-09-15
•
Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Harry A Shindler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:53
CPC Classifications
G; G21; G21F; G21F7/00; B; B08; B08B; B08B15/00; B08B15/02; B08B15/026; B08B17/00; B08B17/02; B08B17/025; Y; Y10; Y10T; Y10T137/00; Y10T137/5762; Y10T137/6851; Y10T137/7043; Y10T137/7062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN COMBINATION WITH A PIPE SYSTEM A CONTAINMENT AREA DEVICE COMPRISING A FLEXIBLE, IMPERVIOUS SHEET MATERIAL ENCLOSURE, AT LEAST A PORTION OF WHICH IS TRANSPARENT, SAID ENCLOSURE BEING SEALINGLY ATTACHED TO SAID PIPE SYSTEM AND PREVENTING CONTAMINANTS FROM SAID PIPE SYSTEM FROM PASSING BEYOND SAID ENCLOSURE AND HAVING A PLURALITY OF INWARDLY PROJECTING FLEXIBLE SLEEVES, SAID DEVICE FURTHER COMPRISING AN INFLATABLE CHAMBER ALSO FORMED OF FLEXIBLE SHEET MATERIAL, SAID INFLATABLE CHAMBER BEING DISPOSED EXTERIORLY OF THE SPACE WITHIN SAID ENCLOSURE AND REMOTE FROM ITS ATTACHMENT TO SAID SYSTEM AND PROVIDING MEANS, WHEN INFLATED, FOR GIVING SHAPE TO SAID ENCLOSURE.
Claim 2
Dependent Claim
99 words
IN COMBINATION WITH A PIPE SYSTEM A CONTAINMENT AREA DEVICE COMPRISING A FLEXIBLE, IMPERVIOUS SHEET MATERIAL ENCLOSURE, AT LEAST A PORTION OF WHICH IS TRANSPARENT, SAID ENCLOSURE BEING SEALINGLY ATTACHED TO SAID PIPE SYSTEM AND PREVENTING CONTAMINANTS FROM SAID PIPE SYSTEM FROM PASSING BEYOND SAID ENCLOSURE AND HAVING A PLURALITY OF INWARDLY PROJECTING FLEXIBLE SLEEVES, SAID DEVICE FURTHER COMPRISING AN INFLATABLE CHAMBER ALSO FORMED OF FLEXIBLE SHEET MATERIAL, SAID INFLATABLE CHAMBER BEING DISPOSED EXTERIORLY OF THE SPACE WITHIN SAID ENCLOSURE AND REMOTE FROM ITS ATTACHMENT TO SAID SYSTEM AND PROVIDING MEANS, WHEN INFLATED, FOR GIVING SHAPE TO SAID ENCLOSURE.
References Cited (Backward Citations)
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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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |