US3103680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilizable toothbrush
Assignee: Individual
•
Filing: 1962-05-28
•
Granted: 1963-09-17
•
Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 Krichmar Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:41
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A STERILIZABLE TOOTHBRUSH COMPRISING A METALLIC HANDLE; A BRUSH HEAD FORMED OF A HEAT DISTORTABLE PLASTIC MATERIAL; AND AN OVAL, BOWL SHAPED METALLIC CAP HAVING INWARDLY DEFORMED FREE EDGES, SAID CAP HAVING IN THE END WALL THEREOF AN ELONGATED SLOT THROUGH WHICH A HEAD PORTION OF SAID HANDLE PROJECTS, SaID BRUSH HEAD HAVING DOWEL MEANS, SAID HANDLE HEAD PORTION HAVING A MATING APERTURE ADAPTED TO RECEIVE SAID DOWEL MEANS, SAID BRUSH HEAD BEING OVERLAPPED COMPLETELY ABOUT THE PERIPHERY THEREOF BY THE INWARDLY DEFORMED FREE EDGES FO SAID CAP IN SUCH A MANNER THAT SAID BRUSH HEAD IS RESTRAINED IN TIGHT ENGAGEMENT WITH SAID HANDLE HEAD PORTION INSIDE THE CENTRAL DEPRESSION OF SAID CAP, SAID CAP HAVING SUFFICIENT STRENGTH TO PERVENT THERMAL DISTORTION OF SAID BRUSH HEAD DURING BOILING STERILIZATION, WHEREBY SAID BRUSH HEAD, SAID HANDLE HEAD PORTION AND SAID CAP ARE FIRMLY INTERLOCKED.
Claim 2
Dependent Claim
143 words
A STERILIZABLE TOOTHBRUSH COMPRISING A METALLIC HANDLE; A BRUSH HEAD FORMED OF A HEAT DISTORTABLE PLASTIC MATERIAL; AND AN OVAL, BOWL SHAPED METALLIC CAP HAVING INWARDLY DEFORMED FREE EDGES, SAID CAP HAVING IN THE END WALL THEREOF AN ELONGATED SLOT THROUGH WHICH A HEAD PORTION OF SAID HANDLE PROJECTS, SaID BRUSH HEAD HAVING DOWEL MEANS, SAID HANDLE HEAD PORTION HAVING A MATING APERTURE ADAPTED TO RECEIVE SAID DOWEL MEANS, SAID BRUSH HEAD BEING OVERLAPPED COMPLETELY ABOUT THE PERIPHERY THEREOF BY THE INWARDLY DEFORMED FREE EDGES FO SAID CAP IN SUCH A MANNER THAT SAID BRUSH HEAD IS RESTRAINED IN TIGHT ENGAGEMENT WITH SAID HANDLE HEAD PORTION INSIDE THE CENTRAL DEPRESSION OF SAID CAP, SAID CAP HAVING SUFFICIENT STRENGTH TO PERVENT THERMAL DISTORTION OF SAID BRUSH HEAD DURING BOILING STERILIZATION, WHEREBY SAID BRUSH HEAD, SAID HANDLE HEAD PORTION AND SAID CAP ARE FIRMLY INTERLOCKED.
References Cited (Backward Citations)
US585358A
Cited
US1396630A
Cited
US1567507A
Cited
FR603887A
Cited
US1717125A
Cited
US1908510A
Cited
US1910304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |