US3363301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of filling or sealing joints between pipe sections
Assignee: Individual
•
Filing: 1964-12-10
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Granted: 1968-01-16
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Expires: 1984-12-10
Abstract
No abstract record available.
Inventors
- 👤 Delaruelle Jacques
- 👤 Corre Jacques Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:17
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/16; F16L55/162; F16L55/163; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49718; Y10T29/49746; Y10T29/49826; Y10T29/49885; Y10T29/49906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A METHOD FOR PLACING A SEALING MATERIAL IN JOINTS BETWEEN SECTIONS OF PIPE LINES, COMPRISING CONVERING AN EXPANSIBLE SLEEVE WITH A DUCTILE PLASTICALLY DEFORMABLE METALLIC STRIP CARRYING AN ADHESIVE SEALING MATERIAL ON THE EXTERIOR THEREOF, SETTING THE SLEEVE IN POSITION INSIDE A SECTION OF THE PIPE LINE WITH THE STRIP AND MATERIAL THEREON IN REGISTRY WITH A JOINT, EXPANDING THE SLEEVE TO URGE AND PLASTICALLY DEFORM THE STRIP CARRYING THE SEALING MATERIAL INTO ENGAGEMENT WITH THE JOINT, CONTRACTING THE SLEEVE TO LEAVE THE STRIP IN POSITION WITH THE SEALING MATERIAL THEREON IN FLUIDTIGHT ENGAGEMENT WITH SAID JOINT, AND REMOVING THE SLEEVE FROM THE PIPE LINE.
Claim 2
Independent Claim
105 words
A METHOD FOR PLACING A SEALING MATERIAL IN JOINTS BETWEEN SECTIONS OF PIPE LINES, COMPRISING CONVERING AN EXPANSIBLE SLEEVE WITH A DUCTILE PLASTICALLY DEFORMABLE METALLIC STRIP CARRYING AN ADHESIVE SEALING MATERIAL ON THE EXTERIOR THEREOF, SETTING THE SLEEVE IN POSITION INSIDE A SECTION OF THE PIPE LINE WITH THE STRIP AND MATERIAL THEREON IN REGISTRY WITH A JOINT, EXPANDING THE SLEEVE TO URGE AND PLASTICALLY DEFORM THE STRIP CARRYING THE SEALING MATERIAL INTO ENGAGEMENT WITH THE JOINT, CONTRACTING THE SLEEVE TO LEAVE THE STRIP IN POSITION WITH THE SEALING MATERIAL THEREON IN FLUIDTIGHT ENGAGEMENT WITH SAID JOINT, AND REMOVING THE SLEEVE FROM THE PIPE LINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |