Patent US3129528A successfully refreshed from Google Patents.
US3129528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container cap and whistle
Assignee: Individual
•
Filing: 1962-08-02
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Granted: 1964-04-21
•
Expires: 1982-08-02
Abstract
No abstract record available.
Inventors
- 👤 Richard L Gausewitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:58
CPC Classifications
A; A63; A63H; A63H5/00; Y; Y10; Y10S; Y10S215/00; Y10S215/902
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
70 words
A WHISTLE CAP COMPRISING A SCREW CAP HAVING A GENERALLY REDIAL WALL AND AN INTERNALLY-THREADED SKIRT PORTION, AND A DISC DISPOSED IN SAID CAP ADJACENT SAID WALL AND HAVING A DIAMETER LARGER THAN THE INNER DIAMETERS OF THE THREADS IN SAID SKIRT, SAID DISC BEING UNCONNETED TO SAID CAP, SAID CAP AND DISC BEING SHAPED TO DEFINE A WHISTLE CHAMBER THEREBETWEEN AND HAVING REGISTERED CENTRAL OPENINGS COMMUNICATING WITH SAID CHAMBER.
References Cited (Backward Citations)
US2880548A
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US956504A
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US1425945A
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US1687086A
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US2032192A
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US2485142A
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US2867492A
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US2923091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |