US3024153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a pipe covering
Assignee: Individual
•
Filing: 1958-08-25
•
Granted: 1962-03-06
•
Expires: 1978-08-25
Abstract
No abstract record available.
Inventors
- 👤 Kennedy Ted
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:53
CPC Classifications
F; F16; F16L; F16L58/00; F16L58/02; F16L58/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
THE METHOD OF PROTECTING CONDUIT FROM CORROSION WHICH COMPRISES COVERING THE CONDUIT WITH A FLEXIBLE, CORROSION-RESISTANT SHEET HAVING OPPOSITE SURFACES AND EDGES OF A SYNTHETIC RESINOUS PLASTIC MATERIAL WHICH BECOMES SUFFICIENTLY TACKY TO HEAT SEAL WHEN HEATED TO AN ELEVATED TEMPERATURE, SUCH COVERING STEP BEING PERFORMED BY WRAPPING THE SHEET AROUND THE CONDUIT IN OVERLAPPING FOLDS, APPLYING OVER TTHE THUS WRAPPED SHEET A COATING OF A HEAT-SOFTENABLE, CORROSION-RESISTANT COMPOUND AT A TEMPERATURE NOT LESS THAN THE HEAT-SEALING TEMPERATURE OF THE PLASTIC MATERIAL, AND HEAT SEALING THE OVERLAPPING FOLDS OF THE SHEET TOGETHER BY THE HEAT OF THE COATING.
Claim 2
Independent Claim
98 words
THE METHOD OF PROTECTING CONDUIT FROM CORROSION WHICH COMPRISES COVERING THE CONDUIT WITH A FLEXIBLE, CORROSION-RESISTANT SHEET HAVING OPPOSITE SURFACES AND EDGES OF A SYNTHETIC RESINOUS PLASTIC MATERIAL WHICH BECOMES SUFFICIENTLY TACKY TO HEAT SEAL WHEN HEATED TO AN ELEVATED TEMPERATURE, SUCH COVERING STEP BEING PERFORMED BY WRAPPING THE SHEET AROUND THE CONDUIT IN OVERLAPPING FOLDS, APPLYING OVER TTHE THUS WRAPPED SHEET A COATING OF A HEAT-SOFTENABLE, CORROSION-RESISTANT COMPOUND AT A TEMPERATURE NOT LESS THAN THE HEAT-SEALING TEMPERATURE OF THE PLASTIC MATERIAL, AND HEAT SEALING THE OVERLAPPING FOLDS OF THE SHEET TOGETHER BY THE HEAT OF THE COATING.
References Cited (Backward Citations)
US1948007A
Cited
US2054769A
Cited
US2360109A
Cited
US2306046A
Cited
US2550520A
Cited
US2828798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |