Patent US3203747A successfully refreshed from Google Patents.
US3203747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair disposal unit and attachment
Assignee: Individual
•
Filing: 1963-11-08
•
Granted: 1965-08-31
•
Expires: 1983-11-08
Abstract
No abstract record available.
Inventors
- 👤 Vercellotti Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:46
CPC Classifications
A; A45; A45D; A45D44/00; A45D44/16; Y; Y10; Y10T; Y10T292/00; Y10T292/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A DISPOSAL UNIT COMPRISING A RECEIVING CHAMBER HAVING A SUBSTANTIALLY HEMI-SPHERICAL INNER PORTION PROVIDED WITH A CONDUIT ADAPTED TO BE CONNECTED TO A VACUUM LINE, FLANGE MEANS ON SAID CHAMBER FOR SUPPORTING THE CHAMBER IN AN APERTURE IN A WALL, A CLOSURE PLATE, MEANS HINGEDLY SUPPORTING SAID CLOSURE PLATE ADJACENT THE EDGE OF SAID CHAMBER IN CLOSING RELATION TO THE CHAMBER, MEANS BIASING SAID CLOSURE PLATE TOWARD CLOSED POSITION OVER SAID CHAMBER, SEALING MEANS BETWEEN THE PERIPHERAL MARGING OF RHE CLOSURE PLATE AND FLANGE MEANS, SAID CLOSURE PLATE HAVING A GENERALLY HEMI-SPHERICAL CONVEX OUTER CONTOUR AND BEING OF MAGNETIC MATERIAL AND HAVING
Claim 2
Dependent Claim
102 words
A DISPOSAL UNIT COMPRISING A RECEIVING CHAMBER HAVING A SUBSTANTIALLY HEMI-SPHERICAL INNER PORTION PROVIDED WITH A CONDUIT ADAPTED TO BE CONNECTED TO A VACUUM LINE, FLANGE MEANS ON SAID CHAMBER FOR SUPPORTING THE CHAMBER IN AN APERTURE IN A WALL, A CLOSURE PLATE, MEANS HINGEDLY SUPPORTING SAID CLOSURE PLATE ADJACENT THE EDGE OF SAID CHAMBER IN CLOSING RELATION TO THE CHAMBER, MEANS BIASING SAID CLOSURE PLATE TOWARD CLOSED POSITION OVER SAID CHAMBER, SEALING MEANS BETWEEN THE PERIPHERAL MARGING OF RHE CLOSURE PLATE AND FLANGE MEANS, SAID CLOSURE PLATE HAVING A GENERALLY HEMI-SPHERICAL CONVEX OUTER CONTOUR AND BEING OF MAGNETIC MATERIAL AND HAVING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |