Patent US3079205A successfully refreshed from Google Patents.
US3079205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible swab cups
Assignee: Skinner Brothers Rubber Co
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Filing: 1961-07-05
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Granted: 1963-02-26
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Expires: 1981-07-05
Abstract
No abstract record available.
Inventors
- 👤 Dale G Hugley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:17
CPC Classifications
E; E21; E21B; E21B37/00; E21B37/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
AN EXPANSIBLE SWAB INCLUDING, A RESILIENT SWAB BODY HAVING AN AXIAL BORE, THE BODY HAVING A MEDIAL PORTION AND AN END PORTION, THE MEDIAL PORTION BEING LARGER IN DIAMETER THAN THE END PORTION, A METALLIC REINFORCING MEMBER EMBEDDED IN THE SWAB BODY AND EXTENDING FROM THE END PORTION INTO THE ENLARGED MEDIAL PORTION OF THE BODY, THE REINFORCING MEMBER ENCIRCLING THE END PORTION AND BEING DISPOSED CLOSELY ADJACENT THE OUTER WALL THEREOF, AND FIBROUS REINFORCING EMBEDDED IN THE SWAB BODY BETWEEN THE AXIAL BORE AND THE METALLIC REINFORCING MEMBER.
Claim 2
Dependent Claim
89 words
AN EXPANSIBLE SWAB INCLUDING, A RESILIENT SWAB BODY HAVING AN AXIAL BORE, THE BODY HAVING A MEDIAL PORTION AND AN END PORTION, THE MEDIAL PORTION BEING LARGER IN DIAMETER THAN THE END PORTION, A METALLIC REINFORCING MEMBER EMBEDDED IN THE SWAB BODY AND EXTENDING FROM THE END PORTION INTO THE ENLARGED MEDIAL PORTION OF THE BODY, THE REINFORCING MEMBER ENCIRCLING THE END PORTION AND BEING DISPOSED CLOSELY ADJACENT THE OUTER WALL THEREOF, AND FIBROUS REINFORCING EMBEDDED IN THE SWAB BODY BETWEEN THE AXIAL BORE AND THE METALLIC REINFORCING MEMBER.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |