US3367027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Porcelain teeth having a new holding structure and method for manufacturing same
Assignee: Individual
•
Filing: 1965-04-22
•
Granted: 1968-02-06
•
Expires: 1985-04-22
Abstract
No abstract record available.
Inventors
- 👤 Kato Kazuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:05
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/08; A61C13/083; A61K; A61K6/00; A61K6/80; A61K6/802; A61K6/807; A61K6/816; A61K6/84; A61K6/844
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
AN ARTIFICIAL TOOTH CONSTRUCTION COMPRISING: A RIGID NONMETALLIC BODY HOLLOWED ON THE BACK SIDE THEREOF; AT LEAST ONE LAYER OF FUSED MATERIAL ON AT LEAST A PORTION OF SAID BACK SIDE; A PLURALITY OF HOLDING BODIES ATTACHED ON SAID BACK SIDE BY SAID FUSED MATERIAL; AT LEAST ONE HOLE THROUGH SAID BODY BETWEEN THE HOLLOWED PORTION AND THE REST OF SAID BACK SIDE; WHEREBY THE COMBINATION OF SAID HOLDING BODIES AND SAID HOLES ESTABLISH A HOLDING STRUCTURE IN SAID TOOTH.
References Cited (Backward Citations)
US1383696A
Cited
US2179502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |