US3382997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crown cap
Assignee: JUNNOSUKE TSUJI
•
Filing: 1965-05-11
•
Granted: 1968-05-14
•
Expires: 1985-05-11
Abstract
No abstract record available.
Inventors
- 👤 Tsuji Junosuke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:53
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/24; B65D51/243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A CROWN CAP FOR SEALING BOTTLES COMPRISING A STRUCTURE HAVING A CIRCULAR SUBSTANTIALLY PLANAR SURFACE AND A DEPENDING CORRUGATED FLANGE INCLUDING RIDGES AND GROOVES, A SINGLE SUBSTANTIALLY SHORT TONGUE INTEGRALLY CONNECTED TO THE EDGE OF SAID FLANGE AND EXTENDING THEREFROM SUBSTANTIALLY PARALLEL TO SAID SURFACE, THE PART OF SAID SINGLE TONGUE CONNECTING SAID CORRUGATED FLANGE SWEEPING AN ARC OF FROM 100* TO 120* AS MEASURED FROM THE CENTER OF SAID CIRCULAR SURFACE, A PAIR OF NOTCHES, EACH DEFINED IN THE SECOND GROOVE FROM THE ENDS OF SAID PART OF SAID OF SAID FLANGE CONNECTED TO SAID TONGUE, AND AN OPENING POSITIONED IN SAID TONGUE AND EXTENDING INTO SAID CORRUGATED FLANGE, WHEREBY PRESSURE APPLIED PERPENDICULAR TO SAID TONGUE IN A DIRECTION TOWARD THE SAID SURFACE CAUSES SAID NOTCHES TO SPLIT IN SAID DIRECTION AND TO ENABLE THE FLANGE PORTION CONNECTED TO SAID TONGUE TO BE ROTATED ABOUT A LINE CONNECTING THE SPLIT NOTCHES AT SAID SURFACE AWAY FROM THE REMAINING FLANGE PORTION THEREBY TO RELEASE THE SEAL FROM SAID BOTTLE.
Claim 2
Dependent Claim
169 words
A CROWN CAP FOR SEALING BOTTLES COMPRISING A STRUCTURE HAVING A CIRCULAR SUBSTANTIALLY PLANAR SURFACE AND A DEPENDING CORRUGATED FLANGE INCLUDING RIDGES AND GROOVES, A SINGLE SUBSTANTIALLY SHORT TONGUE INTEGRALLY CONNECTED TO THE EDGE OF SAID FLANGE AND EXTENDING THEREFROM SUBSTANTIALLY PARALLEL TO SAID SURFACE, THE PART OF SAID SINGLE TONGUE CONNECTING SAID CORRUGATED FLANGE SWEEPING AN ARC OF FROM 100* TO 120* AS MEASURED FROM THE CENTER OF SAID CIRCULAR SURFACE, A PAIR OF NOTCHES, EACH DEFINED IN THE SECOND GROOVE FROM THE ENDS OF SAID PART OF SAID OF SAID FLANGE CONNECTED TO SAID TONGUE, AND AN OPENING POSITIONED IN SAID TONGUE AND EXTENDING INTO SAID CORRUGATED FLANGE, WHEREBY PRESSURE APPLIED PERPENDICULAR TO SAID TONGUE IN A DIRECTION TOWARD THE SAID SURFACE CAUSES SAID NOTCHES TO SPLIT IN SAID DIRECTION AND TO ENABLE THE FLANGE PORTION CONNECTED TO SAID TONGUE TO BE ROTATED ABOUT A LINE CONNECTING THE SPLIT NOTCHES AT SAID SURFACE AWAY FROM THE REMAINING FLANGE PORTION THEREBY TO RELEASE THE SEAL FROM SAID BOTTLE.
References Cited (Backward Citations)
US1063384A
Cited
US1239238A
Cited
GB243871A
Cited
US1706720A
Cited
GB406534A
Cited
US2433629A
Cited
US3187919A
Cited
US3200982A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |