US3332324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the manufacture of a combined web of material suitable for the manufacture of pouches
Assignee: Kalle GmbH and Co KG
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Filing: 1964-02-20
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Granted: 1967-07-25
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Expires: 1984-02-20
Abstract
No abstract record available.
Inventors
- 👤 Lehmacher Michael
- 👤 Johann M Lehmacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:10
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/74; B31B70/81; B31B2155/00; B31B2160/00; B31B2160/10; B31B2170/00; B31B2170/20; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1075; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/133
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A METHOD FOR THE MANUFACTURE OF A COMPOSITE WEB WHICH COMPRISES CONTACTING TWO WEBS OF THERMOPLASTIC MATERIAL AND POSITIONING INDIVIDUAL INSERTS BETWEEN THEM, THE INSERTS BEING SUPPLIED FROM A WEB OF MATERIAL HAVING A SUCCESSION OF TRANSVERSE WEAKENED ZONES THEREIN AND BEING INTRODUCED BETWEEN THE THERMOPLASTIC WEBS BY BE-
Claim 2
Independent Claim
49 words
A METHOD FOR THE MANUFACTURE OF A COMPOSITE WEB WHICH COMPRISES CONTACTING TWO WEBS OF THERMOPLASTIC MATERIAL AND POSITIONING INDIVIDUAL INSERTS BETWEEN THEM, THE INSERTS BEING SUPPLIED FROM A WEB OF MATERIAL HAVING A SUCCESSION OF TRANSVERSE WEAKENED ZONES THEREIN AND BEING INTRODUCED BETWEEN THE THERMOPLASTIC WEBS BY BE-
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |