US3754368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterile packaging method
Assignee: Moore Perk Corp
•
Filing: 1971-11-05
•
Granted: 1973-08-28
•
Expires: 1991-11-05
Abstract
Abstract A sterile packaging method which involves the steps of sealing a suitable fluid or solid product within a container capable of withstanding prolonged exposure to temperatures up to 212* F., and thereafter heating the container and its contents for an extended period, but at a temperature substantially below the boiling point of water, until the container''s interior surfaces and contents are sterilized.
Inventors
- 👤 F Moore
- 👤 L Perkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:04
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02; B65B55/12; B65B55/14; A; A23; A23B; A23B2/00; A23B2/30
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
22 words
The method of claim 1 in which said contents also includes a solid article capable of withstanding temperatures up to 212* F.
Claim 2
Independent Claim
84 words
A method of sterile packaging comprising the steps of sealing a product comprising a liquid which is at least predominately water within a container capable of withstanding exposure to temperatures up to the boiling point of water at atmospheric pressure, and heating said container and its contents at approximately atmospheric pressure and for at least 24 hours at a temperature above 170* F. and below 212* F., and below the boiling temperature of said liquid, until the container''s interior surfaces and contents are sterilized.
Claim 3
Dependent Claim
18 words
The method of claim 3 in which said heating falls within the range of 190* to 205* F.
Claim 4
Dependent Claim
28 words
The method of claim 3 in which said product comprises a solid article to be sterilized, said contents of said container also including a gas containing water vapor.
References Cited (Backward Citations)
US2380134A
Cited
US2832664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |