US3090122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental appliance
Assignee: Individual
•
Filing: 1961-01-18
•
Granted: 1963-05-21
•
Expires: 1981-01-18
Abstract
No abstract record available.
Inventors
- 👤 Norman R Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:43
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/06; A61C17/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A DENTAL APPLIANCE FOR COLLECTING AND REMOVING LIQUID AND DEBRIS FROM THE MOUTH OF A PATIENT DURING THE CONDUCT OF DENTAL OPERATIONS THEREIN: COMPRISING A FLEXIBLE, WATERPROOF RECEPTACLE ADAPTED TO FIT WITHIN THE SIDE OF THE MOUTH AND HAVING A CENTRAL DEPRESSED PORTION ON THE UPPER SIDE THEREOF, FOR RECEIVING LIQUID AND DEBRIS FROM ABOVE SAID RECEPTACLE, DRAIN MEANS CONNECTED TO SAID RECEPTACLE AND COMMUNICATING WITH SAID CENTRAL PORTION FOR DRAINING LIQUID AND DEBRIS THEREFROM, AND APERTURES AT THE UNDERSIDE OF SAID RECEPTACLE COMMUNICATING WITH SAID DRAIN MEANS FOR DRAINING LIQUID FROM THE MOUTH BENEATH SAID RECEPTACLE.
Claim 2
Dependent Claim
97 words
A DENTAL APPLIANCE FOR COLLECTING AND REMOVING LIQUID AND DEBRIS FROM THE MOUTH OF A PATIENT DURING THE CONDUCT OF DENTAL OPERATIONS THEREIN: COMPRISING A FLEXIBLE, WATERPROOF RECEPTACLE ADAPTED TO FIT WITHIN THE SIDE OF THE MOUTH AND HAVING A CENTRAL DEPRESSED PORTION ON THE UPPER SIDE THEREOF, FOR RECEIVING LIQUID AND DEBRIS FROM ABOVE SAID RECEPTACLE, DRAIN MEANS CONNECTED TO SAID RECEPTACLE AND COMMUNICATING WITH SAID CENTRAL PORTION FOR DRAINING LIQUID AND DEBRIS THEREFROM, AND APERTURES AT THE UNDERSIDE OF SAID RECEPTACLE COMMUNICATING WITH SAID DRAIN MEANS FOR DRAINING LIQUID FROM THE MOUTH BENEATH SAID RECEPTACLE.
References Cited (Backward Citations)
US2882893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |