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US3230002A
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US
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Suction cup construction and apparatus
Assignee: Hyster Co
•
Filing: 1963-04-22
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Granted: 1966-01-18
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Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 John E Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:41
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/74; B65G47/90; B65G47/91; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A SUCTION CUP COMPRISING: A CUP MEMBER FORMED OF ELASTOMER MTERIAL AND BEING GENERALLY OF CONICAL FORM, A CLOSED COIL SPRING OF OVERALL ANNULAR FORM EMBEDDED IN THE MARGINAL PORTION OF SAID CUP MEMBER TO LIMIT CONTRACTION OF SAID MARGINAL PORTION BUT PERMIT EXPANSION THEREOF AND ALSO FLEXING THEREOF IN AN AXIAL DIRECTION.
Claim 2
Dependent Claim
53 words
A SUCTION CUP COMPRISING: A CUP MEMBER FORMED OF ELASTOMER MTERIAL AND BEING GENERALLY OF CONICAL FORM, A CLOSED COIL SPRING OF OVERALL ANNULAR FORM EMBEDDED IN THE MARGINAL PORTION OF SAID CUP MEMBER TO LIMIT CONTRACTION OF SAID MARGINAL PORTION BUT PERMIT EXPANSION THEREOF AND ALSO FLEXING THEREOF IN AN AXIAL DIRECTION.
References Cited (Backward Citations)
US1402144A
Cited
DE396668C
Cited
US2229375A
Cited
US2776857A
Cited
DE928157C
Cited
FR1252014A
Cited
US3063746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |