US3337895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated powder puff
Assignee: Pfizer Inc
•
Filing: 1964-10-28
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Granted: 1967-08-29
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Expires: 1984-10-28
Abstract
No abstract record available.
Inventors
- 👤 John E Clements
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:17
CPC Classifications
A; A45; A45D; A45D33/00; A45D33/34; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A RENEWABLY-SURFACED POWDER PUFF COMPRISING A PLURALITY OF SUPERIMPOSED, SMOOTH POWDERING SURFACES DISPOSED IN PARALLEL LAYERS, MEANS FOR SELECTIVELY COMPLETELY REMOVING EACH LAYER TO EXPOSE A FRESH SURFACE WHEN AN OVERLYING LAYER IS COMPLETELY REMOVED, SAID MEANS INCLUDING SECURING MEANS ATTACHING SAID LAYERS TOGETHER AT THEIR PERIPHERAL EDGES, EACH LAYER INCLUDING AN EXPOSED FREE PORTION ADAPTED TO ACT AS FINGER GRASPING MEANS, AND THE FREE PORTION OF EACH LAYER BEING ALIGNED WITH THE FREE PORTION OF THE OTHER LAYERS, WHEREIN SAID LAYERS INCLUDE A CENTRAL LAYER, A PAIR OF OUTER LAYERS, AND AT LEAST TWO INTERMEDIATE LAYERS, EACH FREE PORTION ON SAID OUTER LAYERS AND INTERMEDIATE LAYERS INCLUDING A TAB, AND THE TABS PROGRESSIVELY EXTENDING OUTWARDLY A GREATER AMOUNT FROM THE INTERMEDIATE LAYERS TOWARD THE OUTER LAYERS.
Claim 2
Dependent Claim
127 words
A RENEWABLY-SURFACED POWDER PUFF COMPRISING A PLURALITY OF SUPERIMPOSED, SMOOTH POWDERING SURFACES DISPOSED IN PARALLEL LAYERS, MEANS FOR SELECTIVELY COMPLETELY REMOVING EACH LAYER TO EXPOSE A FRESH SURFACE WHEN AN OVERLYING LAYER IS COMPLETELY REMOVED, SAID MEANS INCLUDING SECURING MEANS ATTACHING SAID LAYERS TOGETHER AT THEIR PERIPHERAL EDGES, EACH LAYER INCLUDING AN EXPOSED FREE PORTION ADAPTED TO ACT AS FINGER GRASPING MEANS, AND THE FREE PORTION OF EACH LAYER BEING ALIGNED WITH THE FREE PORTION OF THE OTHER LAYERS, WHEREIN SAID LAYERS INCLUDE A CENTRAL LAYER, A PAIR OF OUTER LAYERS, AND AT LEAST TWO INTERMEDIATE LAYERS, EACH FREE PORTION ON SAID OUTER LAYERS AND INTERMEDIATE LAYERS INCLUDING A TAB, AND THE TABS PROGRESSIVELY EXTENDING OUTWARDLY A GREATER AMOUNT FROM THE INTERMEDIATE LAYERS TOWARD THE OUTER LAYERS.
References Cited (Backward Citations)
US1756408A
Cited
US1791351A
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GB429677A
Cited
US2159227A
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GB810095A
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US2878153A
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US3055035A
Cited
FR1352898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |