US3289876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated filler cap
Assignee: Chester Corp
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Filing: 1965-02-09
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Granted: 1966-12-06
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Expires: 1985-02-09
Abstract
No abstract record available.
Inventors
- 👤 Pew Chester C De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:04
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/10; B65G15/12; B65G15/14; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406; B64; B64D; B64D37/00; B64D37/005; B60K2015/03328; B60K2015/03401; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A CLOSURE CAP ASSEMBLY TO BE RECEIVED IN A SLOTTED ADAPTER RING IN A FUEL TANK, SAID ASSEMBLY INCLUDING A BASE PLATE AND A PRESSURE PLATE, BOTH FORMED OF MOLDED PLASTIC MATERIAL, THE BASE PLATE HAVING AN ANNULAR PERIPHERAL GROVE AND AN O RING IN THE GROOVE, THE PRESSURE PLATE HAVING A PLURALITY OF CLAMPING LUGS EXTENDING THEREFROM AND ADAPTED TO PASS THROUGH THE SLOTS IN THE ADAPTER RING, HARDENED WEAR SURFACES ON THE UPPER FACES OF THE LUGS, A STUD FORMED WITH ANNULAR PROJECTIONS EMBEDDED
Claim 2
Dependent Claim
86 words
A CLOSURE CAP ASSEMBLY TO BE RECEIVED IN A SLOTTED ADAPTER RING IN A FUEL TANK, SAID ASSEMBLY INCLUDING A BASE PLATE AND A PRESSURE PLATE, BOTH FORMED OF MOLDED PLASTIC MATERIAL, THE BASE PLATE HAVING AN ANNULAR PERIPHERAL GROVE AND AN O RING IN THE GROOVE, THE PRESSURE PLATE HAVING A PLURALITY OF CLAMPING LUGS EXTENDING THEREFROM AND ADAPTED TO PASS THROUGH THE SLOTS IN THE ADAPTER RING, HARDENED WEAR SURFACES ON THE UPPER FACES OF THE LUGS, A STUD FORMED WITH ANNULAR PROJECTIONS EMBEDDED
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |