US3734138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil or like transportation system and pipeline support
Assignee: Individual
•
Filing: 1971-03-26
•
Granted: 1973-05-22
•
Expires: 1991-03-26
Abstract
Abstract An oil or like pipeline system is supported upon randomly spaced pillars each comprising a rubber or like container filled with a fluidic material such as styrofoam, sand water or the like.
Inventors
- 👤 B Brown
- 👤 B Stahmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:52
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/02; F16L3/04; E; E02; E02D; E02D27/00; E02D27/32; E02D27/46; F16L1/00; F16L1/024; F16L1/026
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
78 words
A ground surface based support member for an above ground oil pipeline section consisting essentially of an inflatable envelope having flexible walls and internal light weight fluidic filler material inflating it to load sustaining condition, said member being characterized by having a continuous ground engaging bottom surface that flexibly conforms To irregularities and changes in condition of the supporting ground surface and having a top surface that flexibly conforms to the contour of the pipeline surface supported thereby.
Claim 2
Dependent Claim
17 words
The support member defined in claim 2, wherein said filler material is a low density polystrene composition.
Claim 3
Dependent Claim
16 words
The support member defined in claim 3, wherein said material is in particulate or pelletized form.
Claim 4
Dependent Claim
24 words
The support member defined in claim 2, wherein the envelope is a container of elastomeric material having an inlet for introducing said filler material.
Claim 5
Dependent Claim
22 words
The support member defined in claim 5, wherein said container is formed with a recessed wall region for seating said pipeline therein.
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) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |