Patent US3359943A successfully refreshed from Google Patents.
US3359943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating the interior of tubular members
Assignee: Newport News Shipbuilding and Dry Dock Co
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Filing: 1964-02-25
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Granted: 1967-12-26
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Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 William H Briggs
- 👤 Jr Thomas C Armstrong
- 👤 Jr Robert H Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:46
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/06; B05B13/0627
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
APPARATUS FOR COATING THE INTERIOR OF TUBULAR MEMBERS COMPRISING SPRAY COATING MEANS INCLUDING A DISCHARGE NOZZLE ADAPTED TO DISCHARGE COATING MATERIAL IN A 360* PATTERN SO AS TO DISCHARGE COATING MATERIAL UNIFORMALY ON THE INNER SURFACE OF A TUBE MEMBER THROUGH WHICH THE COATING MEANS TRAVELS, CONDUIT MEANS OPERATIVELY CONNECTED WITH SAID COATING MEANS AND BEING CONNECTED WITH A SOURCE OF CATING MATERIAL, SAID CONDUIT MEANS BEING FORMED OF FLEXIBLE MATERIAL SO AS TO READILY BEND, CENTERING MEANS OPERATIVELY CONNECTED WITH SAID CONDUIT MEANS ADJACENT COATING MEANS, AND MEANS FOR MOVING SAID CONDUIT MEANS, SAID CENTERING MEANS AND SAID COATING MEANS THROUGH A TUBULAR MEMBER AT A SUBSTANTIALLY UNIFORM ACCURATELY CONTROLLED RATE COMPRISING A PAIR OF SHEAVES EACH OF WHICH IS PROVIDED WITH A PERIPHERAL GROOVE OF ARCUATE CROSS SECTIONAL CONFIGURATION ADAPTED TO ENGAGE OPPOSITE
Claim 2
Dependent Claim
135 words
APPARATUS FOR COATING THE INTERIOR OF TUBULAR MEMBERS COMPRISING SPRAY COATING MEANS INCLUDING A DISCHARGE NOZZLE ADAPTED TO DISCHARGE COATING MATERIAL IN A 360* PATTERN SO AS TO DISCHARGE COATING MATERIAL UNIFORMALY ON THE INNER SURFACE OF A TUBE MEMBER THROUGH WHICH THE COATING MEANS TRAVELS, CONDUIT MEANS OPERATIVELY CONNECTED WITH SAID COATING MEANS AND BEING CONNECTED WITH A SOURCE OF CATING MATERIAL, SAID CONDUIT MEANS BEING FORMED OF FLEXIBLE MATERIAL SO AS TO READILY BEND, CENTERING MEANS OPERATIVELY CONNECTED WITH SAID CONDUIT MEANS ADJACENT COATING MEANS, AND MEANS FOR MOVING SAID CONDUIT MEANS, SAID CENTERING MEANS AND SAID COATING MEANS THROUGH A TUBULAR MEMBER AT A SUBSTANTIALLY UNIFORM ACCURATELY CONTROLLED RATE COMPRISING A PAIR OF SHEAVES EACH OF WHICH IS PROVIDED WITH A PERIPHERAL GROOVE OF ARCUATE CROSS SECTIONAL CONFIGURATION ADAPTED TO ENGAGE OPPOSITE
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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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |