Patent US3342445A successfully refreshed from Google Patents.
US3342445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic foot for tubular-type chair leg
Assignee: American Seating Co
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Filing: 1965-08-23
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Granted: 1967-09-19
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Harvey L Bouwkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:22
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/002; A47B; A47B91/00; A47B91/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN COMBINATION WITH AN INCLINED TUBULAR CHAIR LEG, A PLASTIC FOOT HAVING A GENERALLY HORIZONTAL BASE AND AN UPWARDLY- AND REARWARDLY-INCLINED ATTACHMENT NECK PORTION RECEIVED WITHIN THE LEG TUBE, SAID NECK BEING DIVIDED TO PROVIDE EXPANSION SEGMENTS, SAID FOOT HAVING AN UPWARDLY- AND REARWARDLY-INCLINED PASSAGE THERETHROUGH AND HAVING A PORTION THEREOF EXTENDING THROUGH SAID NECK NARROWED BETWEEN SAID EXPANSION SEGMENTS, A GUIDE ANCHORED TO THE BOTTOM PORTION OF SAID FOOT, AND AN EXPANSION PIN OF GENERALLY UNIFORM DIAMETER EXTENDING THROUGH SAID PASSAGE AND EXPANDING SAID NECK SEGMENTS INTO GRIPPING CONTACT WITH SAID TUBE, SAID PIN EXTENDING ALSO DOWNWARDLY INTO HORIZONTAL ALIGNMENT WITH SAID GLIDER.
Claim 2
Dependent Claim
104 words
IN COMBINATION WITH AN INCLINED TUBULAR CHAIR LEG, A PLASTIC FOOT HAVING A GENERALLY HORIZONTAL BASE AND AN UPWARDLY- AND REARWARDLY-INCLINED ATTACHMENT NECK PORTION RECEIVED WITHIN THE LEG TUBE, SAID NECK BEING DIVIDED TO PROVIDE EXPANSION SEGMENTS, SAID FOOT HAVING AN UPWARDLY- AND REARWARDLY-INCLINED PASSAGE THERETHROUGH AND HAVING A PORTION THEREOF EXTENDING THROUGH SAID NECK NARROWED BETWEEN SAID EXPANSION SEGMENTS, A GUIDE ANCHORED TO THE BOTTOM PORTION OF SAID FOOT, AND AN EXPANSION PIN OF GENERALLY UNIFORM DIAMETER EXTENDING THROUGH SAID PASSAGE AND EXPANDING SAID NECK SEGMENTS INTO GRIPPING CONTACT WITH SAID TUBE, SAID PIN EXTENDING ALSO DOWNWARDLY INTO HORIZONTAL ALIGNMENT WITH SAID GLIDER.
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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |