US2752036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container for chemicals
Assignee: Individual
•
Filing: 1954-03-29
•
Granted: 1956-06-26
•
Expires: 1974-03-29
Abstract
No abstract record available.
Inventors
- 👤 Jr John C Parkhurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:13
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3233; B65D81/3238
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
IN A CONTAINER INCLUDING A LID, MEANS FOR CARRYING UNMIXED CHEMICAL COMPONENTS WITHIN THE CONTAINER INCLUDING A PUNCTURABLE RECEPTACLE HAVING A CONSTRICTED PORTION, MEANS ATTACHING SAID CONSTRICTED PORTION TO THE UNDERSURFACE OF SAID LID WITH A PART OF SAID CONSTRICTED PORTION IN CONTACT WITH THE UNDERSURFACE OF SAID LID, AND RIGID MEANS FOR PENETRATING SAID LID FROM THE EXTERIOR THEREOF AND PUNCTURING SAID CONSTRICTED PORTION TO RELEASE THE RECEPTACLE FROM ITS ATTACHMENT TO THE LID.
References Cited (Backward Citations)
US2619448A
Cited
US2677459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |