US3089741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental equipment
Assignee: Individual
•
Filing: 1960-12-16
•
Granted: 1963-05-14
•
Expires: 1980-12-16
Abstract
No abstract record available.
Inventors
- 👤 William E Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:21
CPC Classifications
A; A61; A61G; A61G15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
EQUIPMENT FOR DENTAL AND MEDICAL TREATMENT COMPRISING A BASE, A FRAME, EXTENSIBLE MEANS FOR RAISING AND LOWERING SAID FRAME RELATIVE TO SAID BASE, A DENTAL-TYPE CHAIR, SUPPORT MEANS FOR MOUNTING SAID CHAIR IN CANTILEVER RELATIONSHIP TO SAID FRAME FOR MOVEMENT WITH SAID FRAME, AND A DENTAL-TYPE EQUIPMENT CABINET MOUNTED FOR RAISING AND LOWERING MOVEMENT WITH SAID FRME, SAID EXTENSIBLE MEANS BEING UNDER CONTROL OF AN OPERATOR TO RAISE AND LOWER SAID CHAIR AND FOLLOWER RELATIVE TO SAID BASE WHILE SAID CHAIR IS OCCUPIED.
Claim 2
Dependent Claim
83 words
EQUIPMENT FOR DENTAL AND MEDICAL TREATMENT COMPRISING A BASE, A FRAME, EXTENSIBLE MEANS FOR RAISING AND LOWERING SAID FRAME RELATIVE TO SAID BASE, A DENTAL-TYPE CHAIR, SUPPORT MEANS FOR MOUNTING SAID CHAIR IN CANTILEVER RELATIONSHIP TO SAID FRAME FOR MOVEMENT WITH SAID FRAME, AND A DENTAL-TYPE EQUIPMENT CABINET MOUNTED FOR RAISING AND LOWERING MOVEMENT WITH SAID FRME, SAID EXTENSIBLE MEANS BEING UNDER CONTROL OF AN OPERATOR TO RAISE AND LOWER SAID CHAIR AND FOLLOWER RELATIVE TO SAID BASE WHILE SAID CHAIR IS OCCUPIED.
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |