US3016284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for introducing sterile material in apparatus having controlled atmosphere
Assignee: University of Notre Dame
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Filing: 1957-09-11
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Granted: 1962-01-09
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Expires: 1977-09-11
Abstract
No abstract record available.
Inventors
- 👤 Philip C Trexler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:44
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/04; A61L2/06; Y; Y10; Y10S; Y10S383/00; Y10S383/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
THE METHOD OF INTRODUCING MATERIAL THROUGH A SEALABLE STERILIZING LOCK INTO AN APPARATUS HAVING A SELECTED ALMOSPHERE, COMPRISING PACKAGING SAID MATERIAL IN AN ENVELOPE FORMED OF FLUID-IMPERVIOUS SYNTHETIC RESIN FLEXIBLE FILM MATERIAL CAPABLE OF BEING HEAT SEALED, SAID ENVELOPE HAVING AN OPEN ENDED REDUCED NECK COMMUNICATING THEREWITH CONTAINING A FILLER OF POROUS MATERIAL, EVACUATING AIR FROM SAID ENVELOPE THROUGH SAID NECK AND FILLER, INTRODUCING STEAM INTO SAID ENVELOPE TRAANSVERSELY OF SAID AND FILLER TO STERILIZE THE INTERIOR OF SAID ENVELOPE AND ITS CONTENTS, HEAT-SEALING SAID ENVELOPE TRAANSVERSELY OF SAID NECK BETWEEN SAID FILLER AND THE BODY OF SAID ENVELOPE TO SEAL SAID NECK WHILE SAID ENVELOPE AND ITS CONTENTS ARE PROTECTED FROM AIR-BORNE ORGANISMS BY THE SAID FILLER, INSERTING SAID SEALED ENVELOPE IN SAID LOCK AND EXTERIORLY STERILIZING THE ENVELOPE IN SAID LOCK WHILE SEALED, OPENING SAID LOCK INTO COMMUNICATION WITH SAID APPARATUS WITHOUT ALTERING SAID SELECTED ATMOSPHERE TO INSERT SAID ENVELOPE IN SAID APPARATUS, AND OPENING SAID ENVELOPE WITHIN SAID APPARATUS.
Claim 2
Independent Claim
162 words
THE METHOD OF INTRODUCING MATERIAL THROUGH A SEALABLE STERILIZING LOCK INTO AN APPARATUS HAVING A SELECTED ALMOSPHERE, COMPRISING PACKAGING SAID MATERIAL IN AN ENVELOPE FORMED OF FLUID-IMPERVIOUS SYNTHETIC RESIN FLEXIBLE FILM MATERIAL CAPABLE OF BEING HEAT SEALED, SAID ENVELOPE HAVING AN OPEN ENDED REDUCED NECK COMMUNICATING THEREWITH CONTAINING A FILLER OF POROUS MATERIAL, EVACUATING AIR FROM SAID ENVELOPE THROUGH SAID NECK AND FILLER, INTRODUCING STEAM INTO SAID ENVELOPE TRAANSVERSELY OF SAID AND FILLER TO STERILIZE THE INTERIOR OF SAID ENVELOPE AND ITS CONTENTS, HEAT-SEALING SAID ENVELOPE TRAANSVERSELY OF SAID NECK BETWEEN SAID FILLER AND THE BODY OF SAID ENVELOPE TO SEAL SAID NECK WHILE SAID ENVELOPE AND ITS CONTENTS ARE PROTECTED FROM AIR-BORNE ORGANISMS BY THE SAID FILLER, INSERTING SAID SEALED ENVELOPE IN SAID LOCK AND EXTERIORLY STERILIZING THE ENVELOPE IN SAID LOCK WHILE SEALED, OPENING SAID LOCK INTO COMMUNICATION WITH SAID APPARATUS WITHOUT ALTERING SAID SELECTED ATMOSPHERE TO INSERT SAID ENVELOPE IN SAID APPARATUS, AND OPENING SAID ENVELOPE WITHIN SAID APPARATUS.
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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) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |