US2605202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming continuous pipes
Assignee: Individual
•
Filing: 1948-07-09
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Granted: 1952-07-29
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Expires: 1968-07-09
Abstract
No abstract record available.
Inventors
- 👤 Julian L Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:03
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/028; F16L1/038; B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/154; B29; B29C; B29C63/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/49888
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
64 words
A METHOD OF FORMING PIPE WHICH IS TO BE LAID ALONG THE GROUND, COMPRISING THE STEPS OF FORMING A CONTINUOUS TUBULAR LINER OF SHEET METAL ABOUT A HORIZONTAL MANDREL WHILE SIMULTANEOUSLY MOVING THE MANDREL WITH RESPECT TO THE GROUND IN A HORIZONTAL DIRECTION ALONG ITS AXIS AND OUT OF THE LINER THUS FORMED AND WHILE RESTRAINING THE LINER AGAINST EITHER AXIAL OR ROTATIVE MOVEMENT.
References Cited (Backward Citations)
US2371224A
Cited
US952488A
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GB283035A
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US1954892A
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US1962876A
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US2309903A
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US2302163A
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US2393347A
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US2367844A
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US2447168A
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US2306945A
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US2405909A
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US2539814A
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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) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |