US3340669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air cushioned packets
Assignee: Dow Chemical Co
•
Filing: 1963-01-07
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Granted: 1967-09-12
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Expires: 1983-01-07
Abstract
No abstract record available.
Inventors
- 👤 Farquharson James Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:39
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/02; B65D81/05; B65D81/051; B65D81/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A METHOD OF MAKING A SHOCK RESISTANT PACKET BLANK FORMED OF HEAT SEALABLE FLIXIBLE MATERIAL AND HAVING AN INNER POCKET AND OUTER POCKETS ON EACH SIDE OF SAID INNER POCKET, SAID OUTER POCKETS BEING INFLATABLE WITH A PRESSURIZED MEDIUM TO PROVIDE SHOCK RESISTANCE TO SAID INNER POCKET, COMPRISING THE STEPS OF FOLDING A SINGULAR SHEET OF HEAT SEALABLE FLEXIBLE MATERIAL INTO AN M-SHAPED CROSSSECTIONAL CONFIGURATION, AND HEAT SEALING SAID FLEXIBLE MATERIAL TRANSVERSELY ACROSS SAID M-SHAPED CONFIGURATION TO
Claim 2
Independent Claim
77 words
A METHOD OF MAKING A SHOCK RESISTANT PACKET BLANK FORMED OF HEAT SEALABLE FLIXIBLE MATERIAL AND HAVING AN INNER POCKET AND OUTER POCKETS ON EACH SIDE OF SAID INNER POCKET, SAID OUTER POCKETS BEING INFLATABLE WITH A PRESSURIZED MEDIUM TO PROVIDE SHOCK RESISTANCE TO SAID INNER POCKET, COMPRISING THE STEPS OF FOLDING A SINGULAR SHEET OF HEAT SEALABLE FLEXIBLE MATERIAL INTO AN M-SHAPED CROSSSECTIONAL CONFIGURATION, AND HEAT SEALING SAID FLEXIBLE MATERIAL TRANSVERSELY ACROSS SAID M-SHAPED CONFIGURATION TO
References Cited (Backward Citations)
US2565444A
Cited
US3038593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |