Patent US4431520A successfully refreshed from Google Patents.
Patent US3381362A successfully refreshed from Google Patents.
US3381362A
Expired / Lapsed
US
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Manufacture of plate metal parts with threaded stud fasteners
Assignee: MONARCH RUBBER CO
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Filing: 1965-11-04
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Granted: 1968-05-07
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Expires: 1985-11-04
Abstract
No abstract record available.
Inventors
- 👤 Herman S Church
- 👤 Don C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:48
CPC Classifications
B; B21; B21K; B21K25/00; B21K23/00; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/967; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49835; Y10T29/49837; Y10T29/49908; Y10T29/49915; Y10T29/49938; Y10T29/49945
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN A METHOD OF MAKING A PLATE METAL PRODUCT HAVING A THREADED STUD PROJECTING INTEGRALLY FROM ONE SURFACE ONLY OF THE PRODUCT, THE STEPS OF PROVIDING A PLATE METAL BLANK HAVING TWO SURFACES, EXTRUDING FROM BLANK METAL A TUBULAR SLEEVE HAVING INNER AND OUTER CONCENTRIC SURFACES AND AN OPEN END PROJECTING FROM ONE BLANK SURFACE, FORMING RECESS MEANS AT THE INTERSECTION OF THE INNER SLEEVE SURFACE AND THE OTHER BLANK SURFACE; PROVIDING A THREADED METAL STUD HAVING A THREADED SHANK, A HEAD COMPLEMENTARY IN SHAPE TO THE SHAPE OF SAID RECESS MEANS, AND SPLINE FORMATION MEANS HAVING A PORTION OF GREATER DIAMETER THAN THE DIAMETER OF THE INNER SLEEVE SURFACE EXTENDING AXIALLY OF THE STUD A DISTANCE GREATER THAN THE LENGTH OF THE SLEEVE AND CONNECTING THE HEAD AND SHANK; TELESCOPING THE STUD INTO THE SLEEVE AND AXIALLY DRIVING
Claim 2
Dependent Claim
139 words
IN A METHOD OF MAKING A PLATE METAL PRODUCT HAVING A THREADED STUD PROJECTING INTEGRALLY FROM ONE SURFACE ONLY OF THE PRODUCT, THE STEPS OF PROVIDING A PLATE METAL BLANK HAVING TWO SURFACES, EXTRUDING FROM BLANK METAL A TUBULAR SLEEVE HAVING INNER AND OUTER CONCENTRIC SURFACES AND AN OPEN END PROJECTING FROM ONE BLANK SURFACE, FORMING RECESS MEANS AT THE INTERSECTION OF THE INNER SLEEVE SURFACE AND THE OTHER BLANK SURFACE; PROVIDING A THREADED METAL STUD HAVING A THREADED SHANK, A HEAD COMPLEMENTARY IN SHAPE TO THE SHAPE OF SAID RECESS MEANS, AND SPLINE FORMATION MEANS HAVING A PORTION OF GREATER DIAMETER THAN THE DIAMETER OF THE INNER SLEEVE SURFACE EXTENDING AXIALLY OF THE STUD A DISTANCE GREATER THAN THE LENGTH OF THE SLEEVE AND CONNECTING THE HEAD AND SHANK; TELESCOPING THE STUD INTO THE SLEEVE AND AXIALLY DRIVING
References Cited (Backward Citations)
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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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |