Patent US3132761A successfully refreshed from Google Patents.
US3132761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container for storing fluid medium under high pressure
Assignee: Specialties Development Corp
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Filing: 1961-07-25
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Granted: 1964-05-12
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Expires: 1981-07-25
Abstract
No abstract record available.
Inventors
- 👤 Walter G Sylvester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:51
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/16; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0607; F17C2203/0634; F17C2203/0658; F17C2203/0663; F17C2203/0673; F17C2205/00; F17C2205/03; F17C2205/0388; F17C2205/0394; F17C2205/0397; F17C2209/00; F17C2209/21; F17C2209/2154; F17C2209/2163; F17C2223/00; F17C2223/03; F17C2223/036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A CONTAINER FOR STORING FLUID MEDIUM UNDER HIGH PRESSURE COMPRISING AN INNER SHELL, OPPOSED FITTINGS SECURED TO SAID INNER SHELL EACH HAVING A NECK WITH AT LEAST ONE OF SAID NECKS BEING FORMED WITH A PORT FOR ENTRY AND DISCHARGE OF FLUID MEDIUM, AN OUTER SHELL CONSISTING OF A CURED WINDING OF RESIN IMPREGNATED YARN COMPLETELY ENCLOSING SAID INNER SHELL AND SURROUNDING A PORTION OF SAID NECKS, AND AN ENVELOPE ADHERED TO AND COMPLETELY ENCLOSING SAID OUTER SHELL INCLUDING THE INNER AND OUTER WALLS THEREOF AND THE PORTIONS SURROUNDING SAID NECKS AND BEING ADHERED TO SAID OUTER AND INNER SHELLS AND TO SAID NECKS, SAID ENVELOPE CONSISTING OF A LAYER OF RESINOUS MATERIAL CHARACTERIZED IN THAT WITHIN THE TEMPERATURE RANGE OF MINUS 65*F. TO PLUS 200*F. THE RESIN IS OIL AND ABRASION RESISTANT, IS HIGHLY ADHESIVE, HAS LOW MOISTURE PERMEABILITY AND HAS AN ELONGATION OF AT LEAST 15%.
Claim 2
Dependent Claim
148 words
A CONTAINER FOR STORING FLUID MEDIUM UNDER HIGH PRESSURE COMPRISING AN INNER SHELL, OPPOSED FITTINGS SECURED TO SAID INNER SHELL EACH HAVING A NECK WITH AT LEAST ONE OF SAID NECKS BEING FORMED WITH A PORT FOR ENTRY AND DISCHARGE OF FLUID MEDIUM, AN OUTER SHELL CONSISTING OF A CURED WINDING OF RESIN IMPREGNATED YARN COMPLETELY ENCLOSING SAID INNER SHELL AND SURROUNDING A PORTION OF SAID NECKS, AND AN ENVELOPE ADHERED TO AND COMPLETELY ENCLOSING SAID OUTER SHELL INCLUDING THE INNER AND OUTER WALLS THEREOF AND THE PORTIONS SURROUNDING SAID NECKS AND BEING ADHERED TO SAID OUTER AND INNER SHELLS AND TO SAID NECKS, SAID ENVELOPE CONSISTING OF A LAYER OF RESINOUS MATERIAL CHARACTERIZED IN THAT WITHIN THE TEMPERATURE RANGE OF MINUS 65*F. TO PLUS 200*F. THE RESIN IS OIL AND ABRASION RESISTANT, IS HIGHLY ADHESIVE, HAS LOW MOISTURE PERMEABILITY AND HAS AN ELONGATION OF AT LEAST 15%.
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |