Patent USRE28120E successfully refreshed from Google Patents.
USRE28120E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shut-off nozzle for caulking cartridge
Assignee: —
•
Filing: 1972-08-22
•
Granted: 1974-08-20
•
Expires: 1992-08-22
Abstract
Abstract THE END WALL OF THE CARTRIDGE AND THE CLOSURE DISC CARRIED BY THE DISPENSING NOZZLE, EACH HAVE A SMALL DISCHARGE OPENING FORMED THEREIN AND, BY ROTATING THE NOZZLE RELATIVE TO THE END WALL, THE OPENING MAY BE BROUGHT INTO ALIGNMENT FOR DISCHARGING MATERIAL FROM THE CARTRIGE OR MOVED OUT OF ALIGNMENT FOR PREVENTING THE FLOW OF CAULDING MATERIAL FROM THE CARTIDGE.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:21
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-19 | 1978-02-18 | 1978-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-19 | 1982-02-18 | 1982-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-19 | 1986-02-18 | 1986-08-20 | $7700.00 | Window Closed / Lapsed |