US3044885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impregnated sheets for preserving perishable foodstuffs
Assignee: Fort James Corp
•
Filing: 1958-09-15
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Granted: 1962-07-17
•
Expires: 1978-09-15
Abstract
No abstract record available.
Inventors
- 👤 Barbara F Loehr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:53
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/24; B65D81/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
AS A NEW ARTICLE OF MANUFACTURE, A PRESERVATIVE PRODUCT FOR INHIBITING THE DEVELOPMENT OF FUNGI COMPRISING A BASE SHEET CARRIER TREATED WITH AN ACTIVE CHLORINE-RELEASING COMPOUND SELECTED FROM THE GROUP CONSISTING OF DICHLOROISOCYANURATES AND TRICHLOROSISOCYANURIC ACID, SAID COMPOUND BEING PRESENT IN SAID CARRIER IN AN AMOUNT SUFFICIENT TO GRADUALLY RELEASE CHLORINE-CONTAINING GAS IN THE PRESENCE OF MOISTURE OVER A PERIOD OF AT LEAST AS FEW DAYS.
Claim 2
Dependent Claim
66 words
AS A NEW ARTICLE OF MANUFACTURE, A PRESERVATIVE PRODUCT FOR INHIBITING THE DEVELOPMENT OF FUNGI COMPRISING A BASE SHEET CARRIER TREATED WITH AN ACTIVE CHLORINE-RELEASING COMPOUND SELECTED FROM THE GROUP CONSISTING OF DICHLOROISOCYANURATES AND TRICHLOROSISOCYANURIC ACID, SAID COMPOUND BEING PRESENT IN SAID CARRIER IN AN AMOUNT SUFFICIENT TO GRADUALLY RELEASE CHLORINE-CONTAINING GAS IN THE PRESENCE OF MOISTURE OVER A PERIOD OF AT LEAST AS FEW DAYS.
References Cited (Backward Citations)
US2184886A
Cited
US2184888A
Cited
US2480010A
Cited
US2607738A
Cited
US2728767A
Cited
US2913460A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |