US3321789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair brush cleaning device
Assignee: Individual
•
Filing: 1965-10-21
•
Granted: 1967-05-30
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 William T Gundelfinger
- 👤 Edwin F Huddle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:51
CPC Classifications
A; A46; A46B; A46B17/00; A46B17/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A HAIR BRUSH CLEANER, A ROTATABLE DRUM COMPRISING A PLURALITY OF PERFORATIONS THERIN, ECENTRIC MEANS IN THE DRUM, BRUSH STRIPPING TINE ASSEMBLIES ROTATABLY MOUNTED ON SAID MEANS AND COMPRISING TINES PROJECTING THROUGH SAID PERFORATIONS, SAID TINES EXTENDING ON ONE SIDE OF THE DRUM FOR RAKING ENGAGEMENT WITH A BRUSH AND RETRACTING ON THE OTHER SIDE OF THE DRUM FOR STRIPPING HAIR PICKED UP BY TINES, AND SAID TINE ASSEMBLIES COMPRISING A SPRING COIL SLEEVED OVER SAID
Claim 2
Dependent Claim
77 words
IN A HAIR BRUSH CLEANER, A ROTATABLE DRUM COMPRISING A PLURALITY OF PERFORATIONS THERIN, ECENTRIC MEANS IN THE DRUM, BRUSH STRIPPING TINE ASSEMBLIES ROTATABLY MOUNTED ON SAID MEANS AND COMPRISING TINES PROJECTING THROUGH SAID PERFORATIONS, SAID TINES EXTENDING ON ONE SIDE OF THE DRUM FOR RAKING ENGAGEMENT WITH A BRUSH AND RETRACTING ON THE OTHER SIDE OF THE DRUM FOR STRIPPING HAIR PICKED UP BY TINES, AND SAID TINE ASSEMBLIES COMPRISING A SPRING COIL SLEEVED OVER SAID
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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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |