US3309495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for welding small studs
Assignee: Gregory Industries Inc
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Filing: 1964-11-18
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Granted: 1967-03-14
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Expires: 1984-11-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Shoup
- 👤 Spisak Steve
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:23
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/20; B23K9/206
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A TUBE ASSEMBLY COMPRISING A STUD SUPPLY TUBE HAVING A PASSAGE OF PREDETERMINED CROSS-SECTIONAL SHAPE AND A GUARD TUBE SURROUNDING SAID SUPPLY TUBE, A STUD-RECEIVING BODY HAVING A PASSAGE RECEIVING SAID SUPPLY TUBE, SAID SUPPLY TUBE HAVING AN ENLARGEMENT AFFIXED THERETO AT A POINT SPACED A PREDETERMINED DISTANCE FROM ONE END THEREOF, SAID ENLARGEMENT HAVING A SQUARE END LYING IN A PLANE PERPENDICULAR TO THE AXIS OF SAID SUPPLY TUBE, A MEMBER COOPERATING WITH SAID ENLARGEMENT AND ATTACHABLE TO SAID STUD-RECEIVING BODY TO PRODUCE AN AXIAL FORCE ON SAID SQUARE END OF SAID ENLARGEMENT AND ON A PORTION OF SAID SUPPLY TUBE WITHOUT SQUEEZING SAID TUBE WHEN SAID MEMBER IS ATTACHED TO SAID BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |