US3132772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentifrice dispenser
Assignee: Individual
•
Filing: 1962-01-02
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Granted: 1964-05-12
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Willard H Bristow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:53
CPC Classifications
A; A47; A47K; A47K5/00; A47K5/06; A47K5/12; A47K5/1211; B; B05; B05C; B05C17/00; B05C17/005; B05C17/01; B05C17/0116; B05C17/012; B05C17/0123; B05C17/0146
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
157 words
A DISPENSING DEVICE FOR A FLOWABLE MATERIAL, COMPRISING: (A) A BRACKET SUPPORT STRUCTURE; (B) A TUBULAR CONTAINER FOR SAID MATERIAL OPEN AT ONE END AND HAVING A RESTRICTED DISCHARGE OPENING AT ITS OTHER END, (A) SAID CONTAINER BEING ADAPTED TO BE REMOVABLY SUPPORTED IN AN UPRIGHT POSITION IN SAID BRACKET WITH THE DISCHARGE OPENING DISPOSED DOWNWARDLY; (C) PLUNGER MEANS RECIPROCABLE IN SAID CONTAINER INCLUDING (A) A PISTON AND (B) A PISTON ROD; (D) A PUSH ROD EXTENDING ALONG AND SUPPORTED BY SAID BRACKET FOR RECIPROCABLE MOVEMENTS TO RAISED AND LOWERED POSITIONS; (E) A GATE MEMBER MOVABLE BY SAID PUSH ROD TO OPENED AND CLOSED POSITIONS WITH RESPECT TO SAID DISCHARGE OPENING; (F) A SPRING NORMALLY BIASING SAID PUSH ROD TOWARDS ITS RAISED POSITION; AND (G) A CONNECTION BETWEEN SAID PUSH ROD AND SAID PISTON ROD CONNECTING THEM FOR UNITARY DOWNWARD MOVEMENT, BUT ENABLING INDEPENDENT AND UPWARD MOVEMENT OF THE PUSH ROD WITH RESPECT TO SAID PISTON ROD.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |