US3335904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage containers
Assignee: Standard Oil Co
•
Filing: 1964-02-28
•
Granted: 1967-08-15
•
Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Robert H Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:55
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/76; B65D90/00; B65D90/02; B65D90/029; Y; Y10; Y10S; Y10S220/00; Y10S220/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
STORAGE CONTAINER SUITABLE FOR STORING FLUIDS UNDERGROUND, SAID CONTAINER HAVING A STRUCTURE CAPABLE OF WITHSTANDING SUBSTANTIAL FORCES OF DEFORMATION, SAID CONTAINER ALSO HAVING A PLASTIC SANDWICH-TYPE CONSTRUCTION OF THE UNITARY ENCLOSING WALL DEFINING A TUBULAR BODY PORTION AND OUTWARDLY EXTENDING END WALLS FORMING A CLOSED RIGID NON-METALLIC CONTAINER STRUCTURE, SAID WALLS OF THE TUBULAR PORTION AND THE ENDS WALLS COMPRISING AN INNER LAYER AND AN OUTER LAYER SPACED THEREFROM A ACCOMMODATE A CORE OF LOW STRUCTURAL STRENGTH MATERIAL
Claim 2
Dependent Claim
78 words
STORAGE CONTAINER SUITABLE FOR STORING FLUIDS UNDERGROUND, SAID CONTAINER HAVING A STRUCTURE CAPABLE OF WITHSTANDING SUBSTANTIAL FORCES OF DEFORMATION, SAID CONTAINER ALSO HAVING A PLASTIC SANDWICH-TYPE CONSTRUCTION OF THE UNITARY ENCLOSING WALL DEFINING A TUBULAR BODY PORTION AND OUTWARDLY EXTENDING END WALLS FORMING A CLOSED RIGID NON-METALLIC CONTAINER STRUCTURE, SAID WALLS OF THE TUBULAR PORTION AND THE ENDS WALLS COMPRISING AN INNER LAYER AND AN OUTER LAYER SPACED THEREFROM A ACCOMMODATE A CORE OF LOW STRUCTURAL STRENGTH MATERIAL
References Cited (Backward Citations)
US2744043A
Cited
US2767962A
Cited
US2714516A
Cited
US3163435A
Cited
US3158383A
Cited
US3215576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |