US3222777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming a miter joint for pipe insulation
Assignee: Johns Manville Corp
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Filing: 1961-09-12
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Granted: 1965-12-14
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Expires: 1981-09-12
Abstract
No abstract record available.
Inventors
- 👤 Donald P Rutter
- 👤 Anthony E Cimochowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:01
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/10; F16L59/14; F16L59/16; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1459; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49444; Y10T29/49826; Y10T29/49863; Y10T29/49874; Y10T29/49947; Y10T29/49948; Y10T29/4995
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
METHOD FOR PROVIDNG A MITER JOINT WITH A METALLIC COVER COMPRISING: (A) FORMING A MITER JOINT COMPRISNG AT LEAST TWO PIECES OF PIPE INSULATION HAVING ADJACENT MATING SURFACES SHAPED TO FORM A DESIRED ANGULAR BEND IN A PIPELINE, (B) PROVIDING A METALLIC STRIP HAVING A LONGITUDINAL EXTEND MANY TIMES GREATER THAN ITS TRANSVERSE EXTENT AND HAVING LONGITUDINALLY EXTENDING EDGES, (C) SAID METALLIC STRIP HAVING AT LEAST SOME PORTIONS WHEREIN THE TRANSVERSE CROSS-SECTIONAL CONFIGURATION IS SUBSTANTIALLY PLANAR, (D) WRAPPING SAID METAL STRIP AROUND SAID MITER JOINT SO THAT SAID METALLIC STRIP COVERS SAID MITER JOINT THROUGHOUT ITS FULL CIRCUMFERENTIAL EXTENT,
Claim 2
Dependent Claim
99 words
METHOD FOR PROVIDNG A MITER JOINT WITH A METALLIC COVER COMPRISING: (A) FORMING A MITER JOINT COMPRISNG AT LEAST TWO PIECES OF PIPE INSULATION HAVING ADJACENT MATING SURFACES SHAPED TO FORM A DESIRED ANGULAR BEND IN A PIPELINE, (B) PROVIDING A METALLIC STRIP HAVING A LONGITUDINAL EXTEND MANY TIMES GREATER THAN ITS TRANSVERSE EXTENT AND HAVING LONGITUDINALLY EXTENDING EDGES, (C) SAID METALLIC STRIP HAVING AT LEAST SOME PORTIONS WHEREIN THE TRANSVERSE CROSS-SECTIONAL CONFIGURATION IS SUBSTANTIALLY PLANAR, (D) WRAPPING SAID METAL STRIP AROUND SAID MITER JOINT SO THAT SAID METALLIC STRIP COVERS SAID MITER JOINT THROUGHOUT ITS FULL CIRCUMFERENTIAL EXTENT,
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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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |