US3086559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll bonded tubing fittings
Assignee: Individual
•
Filing: 1959-02-19
•
Granted: 1963-04-23
•
Expires: 1979-02-19
Abstract
No abstract record available.
Inventors
- 👤 Leland H Grenell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:41
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/02; B21D53/04; B21D53/045; F; F16; F16L; F16L41/00; F16L41/02; F28; F28F; F28F3/00; F28F3/12; F28F3/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49359; Y10T29/49366; Y10T29/49369; Y10T29/49371; Y10T29/49428; Y10T29/49442; Y10T29/49444
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A TUBULAR FITTING OF THE CHARACTER DESCRIBED FOR CONNECTING LENGTHS OF METAL TUBING FOR USE AS FLUID CONDUITS AND THE LIKE, COMPRISING A UNITARY BODY OF DUCTILE METAL INCLUDING TWO COMPLEMENTARY WALL SECTIONS EACH OF WHICH FORMS ONE-HALF OF SAID FITTING, SAID TWO SECTIONS BEING RECEIVED IN MATING RELATION TO FORM A TUBULAR BODY AND INCLUDING A PORTION ALONG THE LONGITUDINAL MIDPLANE THEREOF DEFINING A JOINT THEREBETWEEN, A CONTINUOUS FLANGE ALONG EACH SIDE OF SAID BODY AND EXTENDING OUTWARDLY OF SAID JOINT, AND SAID METAL OF SAID JOINT, FLANGES AND WALL SECTIONS HAVING SUBSTANTIALLY THE SAME METALLURGICAL GRAIN SIZE.
Claim 2
Dependent Claim
99 words
A TUBULAR FITTING OF THE CHARACTER DESCRIBED FOR CONNECTING LENGTHS OF METAL TUBING FOR USE AS FLUID CONDUITS AND THE LIKE, COMPRISING A UNITARY BODY OF DUCTILE METAL INCLUDING TWO COMPLEMENTARY WALL SECTIONS EACH OF WHICH FORMS ONE-HALF OF SAID FITTING, SAID TWO SECTIONS BEING RECEIVED IN MATING RELATION TO FORM A TUBULAR BODY AND INCLUDING A PORTION ALONG THE LONGITUDINAL MIDPLANE THEREOF DEFINING A JOINT THEREBETWEEN, A CONTINUOUS FLANGE ALONG EACH SIDE OF SAID BODY AND EXTENDING OUTWARDLY OF SAID JOINT, AND SAID METAL OF SAID JOINT, FLANGES AND WALL SECTIONS HAVING SUBSTANTIALLY THE SAME METALLURGICAL GRAIN SIZE.
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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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |