US2731370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package coated with paraffin and a polymerized product of a cyclopentadiene
Assignee: Ruhrchemie AG
•
Filing: 1953-05-07
•
Granted: 1956-01-17
•
Expires: 1973-05-07
Abstract
No abstract record available.
Inventors
- 👤 Tramm Heinrich
- 👤 Roelen Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:57
CPC Classifications
A; A23; A23B; A23B2/00; B; B65; B65D; B65D65/00; B65D65/38; B65D65/40; D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/18; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A STERILIZABLE PACKAGE FOR SOLID AND LIQUID CONSUMER GOODS COMPRISING A BASE MATERIAL DEFINING THE PACKAGE AND A SURFACE COATING OF PARAFFIN HAVING A MELTING POINT OF ABOVE 90* C., SAID COATING ADDITIONALLY CONTAINING FROM 2-7% OF A POLYMERIZATION PRODUCT HAVING A MELTING POINT IN EXCESS OF 100* C. AND SELECTED FROM THE GROUP CONSISTING OF POLYMERIZATION PRODUCTS OF CYCLOPENTADIEN, DICYCLOPENTADIEN AND HYDROGENATED POLYMERIZATION PRODUCTS OF CYCLOPENTADIEN AND DICYCLOPENTADIEN.
Claim 2
Dependent Claim
69 words
A STERILIZABLE PACKAGE FOR SOLID AND LIQUID CONSUMER GOODS COMPRISING A BASE MATERIAL DEFINING THE PACKAGE AND A SURFACE COATING OF PARAFFIN HAVING A MELTING POINT OF ABOVE 90* C., SAID COATING ADDITIONALLY CONTAINING FROM 2-7% OF A POLYMERIZATION PRODUCT HAVING A MELTING POINT IN EXCESS OF 100* C. AND SELECTED FROM THE GROUP CONSISTING OF POLYMERIZATION PRODUCTS OF CYCLOPENTADIEN, DICYCLOPENTADIEN AND HYDROGENATED POLYMERIZATION PRODUCTS OF CYCLOPENTADIEN AND DICYCLOPENTADIEN.
References Cited (Backward Citations)
US2594547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |