US3238599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Padding method
Assignee: Dow Chemical Co
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Filing: 1964-02-27
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Granted: 1966-03-08
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Expires: 1984-02-27
Abstract
No abstract record available.
Inventors
- 👤 William C Bauman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:42
CPC Classifications
B; B68; B68G; B68G13/00; Y; Y10; Y10T; Y10T29/00; Y10T29/48; Y10T29/481
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A METHOD FOR MANUFACTURING STUFFED ITEMS SUCH AS UPHOLSTERY AND THE LIKE COMPRISING THE STEPS OF ENCLOSING WITHIN A CASING TO BE USED FOR SAID STUFFED ITEM AN EVACUATED SEALED VAPOR IMPERMEABLE PLASTIC BAG CONTAINING SYNTHETIC PLASTIC FOAM IN A COMPRESSED STATE BY REASON OF ATMOSPHERIC PRESSURE ON SAID BAG AND SUBSEQUENTLY PUNCTURING SAID BAG TO CAUSE RE-EXPANSION OF SAID FOAM, OF ITS OWN VOLITION, WHEREBY BODY IS IMPARTED TO SAID STUFFED ITEM.
Claim 2
Independent Claim
73 words
A METHOD FOR MANUFACTURING STUFFED ITEMS SUCH AS UPHOLSTERY AND THE LIKE COMPRISING THE STEPS OF ENCLOSING WITHIN A CASING TO BE USED FOR SAID STUFFED ITEM AN EVACUATED SEALED VAPOR IMPERMEABLE PLASTIC BAG CONTAINING SYNTHETIC PLASTIC FOAM IN A COMPRESSED STATE BY REASON OF ATMOSPHERIC PRESSURE ON SAID BAG AND SUBSEQUENTLY PUNCTURING SAID BAG TO CAUSE RE-EXPANSION OF SAID FOAM, OF ITS OWN VOLITION, WHEREBY BODY IS IMPARTED TO SAID STUFFED ITEM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |