Patent US4632701A successfully refreshed from Google Patents.
Patent US3279643A successfully refreshed from Google Patents.
US3279643A
Expired / Lapsed
US
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Closure member
Assignee: United Carr Inc
•
Filing: 1965-01-05
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Granted: 1966-10-18
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Expires: 1985-01-05
Abstract
No abstract record available.
Inventors
- 👤 Robert R Amesbury
- 👤 Julius B Wilhelmi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:04
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/16; B65D39/0052; B65D39/007; Y; Y10; Y10S; Y10S411/00; Y10S411/904; Y10S411/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
AN INSTALLATION COMPRISING IN COMBINATION OF WORKPIECE HAVING AN INTERNAL WALL DEFINING AN APERTURE THEREIN AND A CLOSURE MEMBER IN SAID APERTURE, SAID CLOSURE MEMBER INCLUDING A BARREL PORTION HAVING ONE END REVERSELY BENT TO FORM AN OUTER WALL, SAID OUTER WALL HAVING AN OUTWARDLY EXTENDING FLANGE AT ONE END THEREOF OVERLYING PORTIONS OF SAID WORKPIECE ADJACENT SAID APERTURE AND AN INWARDLY PROJECTING SHOULDER ADJACENT SAID FLANGE, SAID BARREL PORTION HAVING AN OUTWARDLY FLARED
Claim 2
Dependent Claim
74 words
AN INSTALLATION COMPRISING IN COMBINATION OF WORKPIECE HAVING AN INTERNAL WALL DEFINING AN APERTURE THEREIN AND A CLOSURE MEMBER IN SAID APERTURE, SAID CLOSURE MEMBER INCLUDING A BARREL PORTION HAVING ONE END REVERSELY BENT TO FORM AN OUTER WALL, SAID OUTER WALL HAVING AN OUTWARDLY EXTENDING FLANGE AT ONE END THEREOF OVERLYING PORTIONS OF SAID WORKPIECE ADJACENT SAID APERTURE AND AN INWARDLY PROJECTING SHOULDER ADJACENT SAID FLANGE, SAID BARREL PORTION HAVING AN OUTWARDLY FLARED
References Cited (Backward Citations)
CA448570A
Cited
US1706007A
Cited
US2218581A
Cited
US2396035A
Cited
US2487635A
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US2757816A
Cited
US2808957A
Cited
US2950835A
Cited
US3021975A
Cited
US3131825A
Cited
US3163311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |