Patent US3133664A successfully refreshed from Google Patents.
US3133664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vent for receptacles
Assignee: Individual
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Filing: 1961-11-13
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Granted: 1964-05-19
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Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Maurice P Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:07
CPC Classifications
F; F16; F16K; F16K24/00; F16K24/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A VENT FOR A RECEPTACLE HERMETICALLY SEALED BY A CLOSURE HAVING COACTING SEALING STRIPS ON ADJACENT EDGES THEREOF, (A) A HOLLOW MEMBER EXTENDING THROUGH A WALL OF SAID RECEPTACLE BEING FIXEDLY SECURED THERETO AND ITS INNER END BEING FLUSH WITH SAID WALL, (B) AN ABUTMENT WALL ACROSS SAID HOLLOW MEMBER HAVING A CENTRAL APERTURE, SAID ABUTMENT WALL BEING SPACED FROM THE ENDS OF SAID HOLLOW MEMBER, (C) A COMPRESSIBLE SEALING DISK ENTIRELY WITHIN SAID HOLLOW MEMBER BEARING AGAINST THE INSIDE FACE OF SAID ABUTMENT WALL, (D) MEANS EXTENDED THROUGH SAID DISK TO HOLD SAID DISK AGAINST SAID ABUTMENT WALL, (E) AND RESILIENTLY YIELDABLE MEANS IN SAID HOLLOW MEMBER BEING ACCESSIBLE FROM OUTSIDE OF SAID RECEPTACLE TO NORMALLY PULL SAID HOLDING MEANS AND SAID VALVE DISK AGAINST THE INSIDE FACE OF SAID ABUTMENT WALL, (F) THE SPACING BETWEEN SAID HOUSING, SAID HOLDING MEANS AND SAID NORMALLY PULLING MEANS BEING SUCH AS TO PROVIDE FOR AIR COMMUNICATION THORUGH SAID CENTRAL APERTURE WHEN SAID NORMALLY URGING MEANS IS PRESSED TO PUSH SAID DISK AWAY FROM SAID APERTURE.
Claim 2
Dependent Claim
174 words
A VENT FOR A RECEPTACLE HERMETICALLY SEALED BY A CLOSURE HAVING COACTING SEALING STRIPS ON ADJACENT EDGES THEREOF, (A) A HOLLOW MEMBER EXTENDING THROUGH A WALL OF SAID RECEPTACLE BEING FIXEDLY SECURED THERETO AND ITS INNER END BEING FLUSH WITH SAID WALL, (B) AN ABUTMENT WALL ACROSS SAID HOLLOW MEMBER HAVING A CENTRAL APERTURE, SAID ABUTMENT WALL BEING SPACED FROM THE ENDS OF SAID HOLLOW MEMBER, (C) A COMPRESSIBLE SEALING DISK ENTIRELY WITHIN SAID HOLLOW MEMBER BEARING AGAINST THE INSIDE FACE OF SAID ABUTMENT WALL, (D) MEANS EXTENDED THROUGH SAID DISK TO HOLD SAID DISK AGAINST SAID ABUTMENT WALL, (E) AND RESILIENTLY YIELDABLE MEANS IN SAID HOLLOW MEMBER BEING ACCESSIBLE FROM OUTSIDE OF SAID RECEPTACLE TO NORMALLY PULL SAID HOLDING MEANS AND SAID VALVE DISK AGAINST THE INSIDE FACE OF SAID ABUTMENT WALL, (F) THE SPACING BETWEEN SAID HOUSING, SAID HOLDING MEANS AND SAID NORMALLY PULLING MEANS BEING SUCH AS TO PROVIDE FOR AIR COMMUNICATION THORUGH SAID CENTRAL APERTURE WHEN SAID NORMALLY URGING MEANS IS PRESSED TO PUSH SAID DISK AWAY FROM SAID APERTURE.
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) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |