US3309137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seating arrangement
Assignee: Individual
•
Filing: 1966-05-13
•
Granted: 1967-03-14
•
Expires: 1986-05-13
Abstract
No abstract record available.
Inventors
- 👤 Aaron A Wiebe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:05
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN IMPROVED SEATING ARRANGEMENT COMPRISING, IN COMBINATION: A CHAIR MEANS HAVING A BACK PORTION AND A SEAT PORTION; AN UPPER PLATE HAVING AN UPPER SURFACE SPACED FROM SEAT PORTION OF SAID CHAIR MEANS AND COUPLED THERETO, AND A LOWER SURFACE; A LOWER PLATE HAVING AN UPPER SURFACE SPACED FROM SAID LOWER SURFACE OF SAID UPPER PLATE, AND A LOWER SURFACE; PIVOT MEANS FOR PIVOTALLY COUPLING SAID UPPER PLATE TO SAID LOWER PLATE TO ALLOW PIVOTAL MOTION OF SAID CHAIR MEANS ABOUT THE AXIS OF SAID PIVOT MEANS RELATIVE TO SAID LOWER PLATE; A FLEXIBLE, RESILIENT, COMPRESSIBLE, ELASTIC DEFORMABLE MEANS INTERMEDIATE SAID LOWER SURFACE OF SAID UPPER PLATE AND SAID UPPER SURFACE OF SAID LOWER PLATE AND HAVING AT LEAST ONE FRICTION SURFACE FOR FRICTIONALLY ENGAGING ONE OF SAID UPPER PLATE AND SAID LOWER PLATE TO RESIST SAID RELATIVE PIVOTAL MOTION.
Claim 2
Dependent Claim
140 words
AN IMPROVED SEATING ARRANGEMENT COMPRISING, IN COMBINATION: A CHAIR MEANS HAVING A BACK PORTION AND A SEAT PORTION; AN UPPER PLATE HAVING AN UPPER SURFACE SPACED FROM SEAT PORTION OF SAID CHAIR MEANS AND COUPLED THERETO, AND A LOWER SURFACE; A LOWER PLATE HAVING AN UPPER SURFACE SPACED FROM SAID LOWER SURFACE OF SAID UPPER PLATE, AND A LOWER SURFACE; PIVOT MEANS FOR PIVOTALLY COUPLING SAID UPPER PLATE TO SAID LOWER PLATE TO ALLOW PIVOTAL MOTION OF SAID CHAIR MEANS ABOUT THE AXIS OF SAID PIVOT MEANS RELATIVE TO SAID LOWER PLATE; A FLEXIBLE, RESILIENT, COMPRESSIBLE, ELASTIC DEFORMABLE MEANS INTERMEDIATE SAID LOWER SURFACE OF SAID UPPER PLATE AND SAID UPPER SURFACE OF SAID LOWER PLATE AND HAVING AT LEAST ONE FRICTION SURFACE FOR FRICTIONALLY ENGAGING ONE OF SAID UPPER PLATE AND SAID LOWER PLATE TO RESIST SAID RELATIVE PIVOTAL MOTION.
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 |