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Patent US3137066A successfully refreshed from Google Patents.
US3137066A
Expired / Lapsed
US
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Method of making a lined pipe nipple
Assignee: Individual
•
Filing: 1959-07-09
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Granted: 1964-06-16
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Expires: 1979-07-09
Abstract
No abstract record available.
Inventors
- 👤 Merino Alfonso
- 👤 William Y Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:53
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0008; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A METHOD OF MANUFACTURING A LINED PIPE INCLUDING THE STEPS OF FORMING AN OUTWARDLY OPENING BEVEL ON THE INNER PORTION OF THE TWO OPPOSITE ENDS OF AN OUTER SHELL; INSERTING A METALLIC TUBE LINING IN SAID SHELL SUBSTANTIALLY THE FULL LENGTH THEREOF, WITH THE TUBE LINING DIMENSIONED TO FIT SNUGLY IN THE PIPE; FORMING EACH OF THE ENDS OF SAID TUBE LINING OUTWARDLY SO THAT EACH END OF SAID TUBE LINING WILL HAVE A BEVELED CONFIGURATION AT A BEVEL ANGLE SMALLER THAN THE BEVEL ANGLE OF THE BEVELS AT THE ENDS OF THE SHELL SO AS TO BE SPACED INWARDLY THEREFROM, APPLYING LIQUID SOLDER TO BOTH ENDS OF SAID PIPE AND LINING SO AS TO SUB-
Claim 2
Independent Claim
116 words
A METHOD OF MANUFACTURING A LINED PIPE INCLUDING THE STEPS OF FORMING AN OUTWARDLY OPENING BEVEL ON THE INNER PORTION OF THE TWO OPPOSITE ENDS OF AN OUTER SHELL; INSERTING A METALLIC TUBE LINING IN SAID SHELL SUBSTANTIALLY THE FULL LENGTH THEREOF, WITH THE TUBE LINING DIMENSIONED TO FIT SNUGLY IN THE PIPE; FORMING EACH OF THE ENDS OF SAID TUBE LINING OUTWARDLY SO THAT EACH END OF SAID TUBE LINING WILL HAVE A BEVELED CONFIGURATION AT A BEVEL ANGLE SMALLER THAN THE BEVEL ANGLE OF THE BEVELS AT THE ENDS OF THE SHELL SO AS TO BE SPACED INWARDLY THEREFROM, APPLYING LIQUID SOLDER TO BOTH ENDS OF SAID PIPE AND LINING SO AS TO SUB-
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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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |