US3235131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective cover for dispensing valve assembly
Assignee: Individual
•
Filing: 1961-05-25
•
Granted: 1966-02-15
•
Expires: 1981-05-25
Abstract
No abstract record available.
Inventors
- 👤 Nathan B Lerner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:15
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
IN COMBINATION WITH A CONTAINER HAVING AN END WALL WITH A RIM PORTION PROVIDING A SHOULDER AND A WELL PORTION OUTWARDLY FROM SAID SHOULDER, A CAP COVERING SAID END WALL OF THE CONTAINER HAVING A TOP, A SIDE WALL BOTTOMED IN SAID WELL AND AN INTEGRAL INTERNAL SPLIT ANNULAR LOCK EMBRACING SAID RIM AND UNDERLYING SAID SHOULDER, SAID SIDE WALL OF THE CAP HAVING AN ACCESS OPENING THERETHROUGH ADJACENT THE SPLIT PORTION OF SAID LOCK AND SAID SPLIT PORTION OF SAID LOCK HAVING MEANS THEREON ENGAGEANE WITH AN IMPLEMENT INSERTED THROUGH SAID ACCESS HOLE FOR SPREADING THE LOCK OFF OF SAID SHOULDER TO ACCOMMODATE REMOVAL OF THE CAP FROM THE CONTAINER; SAID INTEGRAL INTERNAL SPLIT ANNULAR LOCK COMPRISED OF LIP SECTIONS ABOUT THE INNER CIRCUMFERENCE OF THE ANNULAR LOCK.
References Cited (Backward Citations)
US2327665A
Cited
US2421928A
Cited
US2961128A
Cited
US3013700A
Cited
US3149745A
Cited
US3149746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |