Patent US6273861B1 successfully refreshed from Google Patents.
US3011219A
Expired / Lapsed
US
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Method of forming a ball joint utilizing a fluorocarbon layer
Assignee: American Metal Products Co
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Filing: 1958-04-14
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Granted: 1961-12-05
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Expires: 1978-04-14
Abstract
No abstract record available.
Inventors
- 👤 Richard J Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:53
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/08; B05D5/083; B29; B29C; B29C45/00; B29C45/14; B29C45/14754; F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0619; F16C11/0623; F16C11/0628; F16C11/0633; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C33/208; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32393; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
THE METHOD OF CONSTRUCTING A LOW FRICTION ELEMENT, WHICH INCLUDES THE STEPS OF, APPLYING A FIRST COATING OF SUBSTANTIALLY NON-BONDABLE LOW FRICTION MATERIAL MIXED WITH A SMALL AMOUNT OF BONDABLE MATERIAL TO A BODY OF PREDETERMINED SURFACE CONFIGURATION, BONDING AT LEAST ONE COATING OF A MIXTURE OF SAID LOW FRICTION MATERIAL AND INCREASING AMOUNTS OF SAID BONDABLE MATERIAL TO SAID FIRST COATING, AND APPLYING A BACKING MATERIAL ABOUT THE OUTERMOST COATING TO ACCURATELY CONFORM ALL OF THE COATINGS TO SAID SURFACE AND BOND TO THE OUTERMOST COATING WHEREBY THE FIRST COATING MATERIAL IS RIGIDLY RETAINED AGAINST MOVEMENT RELATIVE TO THE BACKING MATERIAL AND FORMS A BEARING SURFACE IN INTIMATE ENGAGEMENT WITH SAID BODY.
Claim 2
Independent Claim
113 words
THE METHOD OF CONSTRUCTING A LOW FRICTION ELEMENT, WHICH INCLUDES THE STEPS OF, APPLYING A FIRST COATING OF SUBSTANTIALLY NON-BONDABLE LOW FRICTION MATERIAL MIXED WITH A SMALL AMOUNT OF BONDABLE MATERIAL TO A BODY OF PREDETERMINED SURFACE CONFIGURATION, BONDING AT LEAST ONE COATING OF A MIXTURE OF SAID LOW FRICTION MATERIAL AND INCREASING AMOUNTS OF SAID BONDABLE MATERIAL TO SAID FIRST COATING, AND APPLYING A BACKING MATERIAL ABOUT THE OUTERMOST COATING TO ACCURATELY CONFORM ALL OF THE COATINGS TO SAID SURFACE AND BOND TO THE OUTERMOST COATING WHEREBY THE FIRST COATING MATERIAL IS RIGIDLY RETAINED AGAINST MOVEMENT RELATIVE TO THE BACKING MATERIAL AND FORMS A BEARING SURFACE IN INTIMATE ENGAGEMENT WITH SAID BODY.
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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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |