US4369158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stick antiperspirant package and process
Assignee: Wyeth Holdings LLC
•
Filing: 1980-04-28
•
Granted: 1983-01-18
•
Expires: 2000-04-28
Abstract
Abstract Method for making a package for a wax-like cosmetic stick product having a twist-up in the bottom of the package, the twist-up comprising a base, spindle and elevator, vents in both said base and elevator, and a cap affixed to the package.
Inventors
- 👤 Keith Woodruff
- 👤 Donald Johnson
- 👤 John H. Hill
- 👤 Barbara A. Donovan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:43
CPC Classifications
A; A45; A45D; A45D40/00; A45D40/02; A45D40/04; Y; Y10; Y10S; Y10S425/00; Y10S425/812
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
118 words
A process for the manufacture of a solid, wax-like cosmetic or pharmaceutical stick product, which comprises the steps of attaching a pouring cap closure to the upper portion of a suitable container for said stick, said container being open at the bottom; inverting said container body and filling from the bottom thereof with a premeasured quantity of said cosmetic or pharmaceutical composition in a molten state; there inserting into the bottom portion of said container body, a twist-up device having air vents, twist-up device comprising a base, spindle and elevator, venting air through said vents cooling said composition for sufficient time to form within said container a solid, wax-like stick, re-inverting the container and removing said pouring cap.
Claim 2
Dependent Claim
118 words
A process for the manufacture of a solid, wax-like cosmetic or pharmaceutical stick product, which comprises the steps of attaching a pouring cap closure to the upper portion of a suitable container for said stick, said container being open at the bottom; inverting said container body and filling from the bottom thereof with a premeasured quantity of said cosmetic or pharmaceutical composition in a molten state; there inserting into the bottom portion of said container body, a twist-up device having air vents, twist-up device comprising a base, spindle and elevator, venting air through said vents cooling said composition for sufficient time to form within said container a solid, wax-like stick, re-inverting the container and removing said pouring cap.
Claim 3
Dependent Claim
37 words
The process according to claim 1 wherein said container is a non-symmetrical body adapted on the upper portion to receive a cap and having a flange incorporated in the bottom as a seat for said twist-up device.
Claim 4
Dependent Claim
22 words
The process of claim 2 wherein said twist-up comprises a base, spindle and elevator, both said base and elevator having air vents.
Claim 5
Dependent Claim
28 words
The process of claim 3 wherein said elevator has means to maintain continuous contact with the inner surface of said container as said elevator is raised or lowered.
Claim 6
Dependent Claim
24 words
The process of claim 3 wherein said elevator and base have means to lock said spindle from rotation when in a fully retracted position.
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) | 1986-01-17 | 1986-07-19 | 1987-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-01-17 | 1990-07-19 | 1991-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-01-17 | 1994-07-19 | 1995-01-18 | $7700.00 | Window Closed / Lapsed |