Patent US3262829A successfully refreshed from Google Patents.
US3262829A
Expired / Lapsed
US
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Method of laminating films
Assignee: FMC Corp
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Filing: 1963-04-26
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Granted: 1966-07-26
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Expires: 1983-04-26
Abstract
No abstract record available.
Inventors
- 👤 John D Conti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:54
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/26; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C65/78; B29C65/7858; B29C65/7888; B29C65/7894; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/45; B29C66/70; B29C66/71; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B29C66/83415; B29C66/90; B29C66/95; B29C66/953; B29C66/9532; B29C66/02; B29C66/024; B29C66/0242; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1727; Y10T156/1732; Y10T156/1798
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF MAKING A COMPOSITE PRODUCT INCLUDING THE STEPS OF IMMERSING A PLURALITY OF SUBSTANTIALY DRY INDIVIDUAL HYDROPHILIC SHEET MATERIALS WITHIN A HEATED WATER BATH IN SEPARATED RELATIONSHIP TO HUMIDIFY THE SAME AND TO SOFTEN A SUBSTANTIALLY DRY COATING OF THERMOPLASTIC MATERIALS CARRIED ON AT LEAST CERTAIN OF THE SIDES THEREOF, DISPOSING THE SHEET MATERIALS IN OVERLAPPING RELATIONSHIP WITH AT LEAST ONE SIDE OF EACH PAIR OF OPPOSING SIDES HAVING A SOFTENED COATING OF THERMOPLASTIC MATERIAL, BONDING THE OVERLAPPED SHEET MATERIALS TOGETHER UNDER PRESSURE WHILE THEY ARE STILL IMMERSED WITHIN THE HEATED WATER BATH AND THE COATINGS THEREON ARE IN A SOFTENED CONDITION TO PROVIDE A COMPOSITE PRODUCT, AND REMOVING THE RESULTING COMPOSITE PRODUCT FROM THE WATER BATH.
Claim 2
Independent Claim
119 words
A METHOD OF MAKING A COMPOSITE PRODUCT INCLUDING THE STEPS OF IMMERSING A PLURALITY OF SUBSTANTIALY DRY INDIVIDUAL HYDROPHILIC SHEET MATERIALS WITHIN A HEATED WATER BATH IN SEPARATED RELATIONSHIP TO HUMIDIFY THE SAME AND TO SOFTEN A SUBSTANTIALLY DRY COATING OF THERMOPLASTIC MATERIALS CARRIED ON AT LEAST CERTAIN OF THE SIDES THEREOF, DISPOSING THE SHEET MATERIALS IN OVERLAPPING RELATIONSHIP WITH AT LEAST ONE SIDE OF EACH PAIR OF OPPOSING SIDES HAVING A SOFTENED COATING OF THERMOPLASTIC MATERIAL, BONDING THE OVERLAPPED SHEET MATERIALS TOGETHER UNDER PRESSURE WHILE THEY ARE STILL IMMERSED WITHIN THE HEATED WATER BATH AND THE COATINGS THEREON ARE IN A SOFTENED CONDITION TO PROVIDE A COMPOSITE PRODUCT, AND REMOVING THE RESULTING COMPOSITE PRODUCT FROM THE WATER BATH.
References Cited (Backward Citations)
US2264494A
Cited
US2640799A
Cited
GB734079A
Cited
US2975093A
Cited
US3037868A
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US3099350A
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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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |