US3319684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible container
Assignee: PHARMASEAL LAB
•
Filing: 1964-11-30
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Granted: 1967-05-16
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Expires: 1984-11-30
Abstract
No abstract record available.
Inventors
- 👤 William D Calhoun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:58
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/05; A61M; A61M1/00; A61M1/69; Y; Y10; Y10S; Y10S206/00; Y10S206/806; Y10S383/00; Y10S383/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A COLLAPSIBLE SEAMLESS THERMOPLASTIC CONTAINER FOR HANDLING LIQUIDS, SAID CONTAINER COMPRISING: (A) A SUPPORT MEMBER FOR SUSPENDING SAID CONTAINER; (B) A TOP THINNING PROGRESSIVELY OUTWARDLY FROM A CENTRAL PORTION TO A THIN, FOLDABLE, RECTANGULAR PERIPHERAL PORTION; (C) THIN, FOLDABLE, RECTANGULAR SIDES AND ENDS INTEGRALLY CONNECTED WITH THE PERIPHERAL PORTION OF THE TOP; (D) A BOTTOM WHICH BECOMES THINNER PROGRESSIVELY OUTWARDLY FROM A RIGID CENTRAL PORTION TO A THIN, FOLDABLE, RECTANGULAR PERIPHERAL PORTION THAT IS INTEGRALLY CONNECTED TO SAID THIN, FOLDABLE, RECTANGULAR SIDES AND ENDS; (E) ONE OF SAID TOP, BOTTOM, SIDES AND ENDS HAVING A PASSAGE THERETHROUGH FOR LIQUID TO FLOW; (F) SAID TOP, BOTTOM, SIDES AND ENDS BEING OF A ONE-PIECE INTEGRAL HOMOGENEOUS MASS OF THERMOPLASTIC MATERIAL, WITH THE SIDES AND ENDS COLLAPSING SO THE TOP AND BOTTOM ARE IN CLOSE PROXIMITY TO EACH OTHER FOR COMPACT PACKAGING OF THE CONTAINER;
Claim 2
Dependent Claim
142 words
A COLLAPSIBLE SEAMLESS THERMOPLASTIC CONTAINER FOR HANDLING LIQUIDS, SAID CONTAINER COMPRISING: (A) A SUPPORT MEMBER FOR SUSPENDING SAID CONTAINER; (B) A TOP THINNING PROGRESSIVELY OUTWARDLY FROM A CENTRAL PORTION TO A THIN, FOLDABLE, RECTANGULAR PERIPHERAL PORTION; (C) THIN, FOLDABLE, RECTANGULAR SIDES AND ENDS INTEGRALLY CONNECTED WITH THE PERIPHERAL PORTION OF THE TOP; (D) A BOTTOM WHICH BECOMES THINNER PROGRESSIVELY OUTWARDLY FROM A RIGID CENTRAL PORTION TO A THIN, FOLDABLE, RECTANGULAR PERIPHERAL PORTION THAT IS INTEGRALLY CONNECTED TO SAID THIN, FOLDABLE, RECTANGULAR SIDES AND ENDS; (E) ONE OF SAID TOP, BOTTOM, SIDES AND ENDS HAVING A PASSAGE THERETHROUGH FOR LIQUID TO FLOW; (F) SAID TOP, BOTTOM, SIDES AND ENDS BEING OF A ONE-PIECE INTEGRAL HOMOGENEOUS MASS OF THERMOPLASTIC MATERIAL, WITH THE SIDES AND ENDS COLLAPSING SO THE TOP AND BOTTOM ARE IN CLOSE PROXIMITY TO EACH OTHER FOR COMPACT PACKAGING OF THE CONTAINER;
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |