US3552083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for storing and releasing a volatile substance
Assignee: HW Andersen Products Inc
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Filing: 1969-01-09
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Granted: 1971-01-05
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Expires: 1989-01-09
Abstract
Abstract AN AMPULE OR THE LIKE HAVING A MATERIAL CONTAINING SPACE AND A SPOUT CONNECTED THROUGH A RESTRICTED NECK, A STOPPER IN THE NECK BEING PENETRATED TO PLACE THE MATERIAL IN THE CONTAINING SPACE AND THE SPOUT BEING SEALED AFTER PLACEMENT OF THE MATERIAL.
Inventors
- 👤 Harold Willids Andersen
- 👤 Harold W Andersen
- 👤 Charles H Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:52
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06114; A61B17/06133; A61B17/06119; A61B17/06128; A61L; A61L2/00; A61L2/16; A61L2/20; A61B50/00; A61B50/30; A61B2050/3005
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |