US3300249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headrest for dental operating chair
Assignee: Sybron Transition Corp
•
Filing: 1965-10-04
•
Granted: 1967-01-24
•
Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Leopold M Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:37
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/38; A61; A61G; A61G15/00; A61G15/10; A61G15/12; A61G15/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
IN COMBINATION WITH AN OPERATING CHAIR OR THE LIKE: (A) A HEADREST SUPPORT BRACKET MOUNTED SUBSTANTIALLY AT THE TOP OF SAID CHAIR; (B) A HEADREST LATERALLY SLIDABLY MOUNTED ON SAID SUPPORT FOR LATERAL ADJUSTMENT THEREON; (C) MEANS INTERMEDIATE SAID HEADREST AND BRACKET FOR LOCKING SAID HEADREST IN SELECTED ADJUSTED POSITIONS LATERALLY OF SAID BRACKET INCLUDING A LOCKING ELEMENT MOUNTED IN ASYMMETRICAL LATERAL RELATIONSHIP ON SAID HEADREST.
Claim 2
Dependent Claim
66 words
IN COMBINATION WITH AN OPERATING CHAIR OR THE LIKE: (A) A HEADREST SUPPORT BRACKET MOUNTED SUBSTANTIALLY AT THE TOP OF SAID CHAIR; (B) A HEADREST LATERALLY SLIDABLY MOUNTED ON SAID SUPPORT FOR LATERAL ADJUSTMENT THEREON; (C) MEANS INTERMEDIATE SAID HEADREST AND BRACKET FOR LOCKING SAID HEADREST IN SELECTED ADJUSTED POSITIONS LATERALLY OF SAID BRACKET INCLUDING A LOCKING ELEMENT MOUNTED IN ASYMMETRICAL LATERAL RELATIONSHIP ON SAID HEADREST.
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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |