US5508095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Papermachine clothing
Assignee: Voith Fabrics Heidenheim GmbH and Co KG
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Filing: 1994-11-02
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Granted: 1996-04-16
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Expires: 2014-11-02
Abstract
Abstract Papermachine clothing made from a sheet of partially fused polymeric particles and having a reinforcing structure embedded wholly within the sheet.
Inventors
- 👤 Andrew Allum
- 👤 Ian C. Sayers
- 👤 Thomas Saunders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:41
CPC Classifications
B; B01; B01D; B01D39/00; B01D39/08; B01D39/083; B01D39/14; B01D39/16; B01D39/1638; B01D39/1653; B01D39/1661; B01D39/20; B01D39/2027; B01D39/2031; B01D39/2034; C; C08; C08J; C08J9/00; C08J9/24; D; D21; D21F; D21F1/00; D21F1/0027; D21F1/0063; D21F7/00; D21F7/08; D21F7/083; B01D2239/00; B01D2239/02; B01D2239/0216; B01D2239/04; B01D2239/0407; B01D2239/0414; B01D2239/0428; B01D2239/0471; B01D2239/0478; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/3154; Y10T442/00; Y10T442/20; Y10T442/2008; Y10T442/2041; Y10T442/2098; Y10T442/2107; Y10T442/273
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
18 words
Papermachine clothing consisting essentially of partially fused particles, and a reinforcing structure embedded wholly within the papermachine clothing.
Claim 2
Dependent Claim
18 words
Papermachine clothing consisting essentially of partially fused particles, and a reinforcing structure embedded wholly within the papermachine clothing.
Claim 3
Dependent Claim
13 words
Papermachine clothing as claimed in claim 1, wherein said particles are polymeric particles.
Claim 4
Dependent Claim
23 words
Papermachine clothing as claimed in claim 1, wherein the particles comprise a member selected from the group consisting of polyalkene, polyurethane and EPDM.
Claim 5
Dependent Claim
13 words
Papermachine clothing as claimed in claim 1, wherein said particles comprise a metal.
Claim 6
Dependent Claim
23 words
Papermachine clothing as claimed in claim 1, wherein the papermachine clothing has two sides and a machine side of the clothing comprises grooves.
Claim 7
Dependent Claim
22 words
Papermachine clothing as claimed in claim 1, wherein the reinforcing structure comprises fibres extending through a mass of the partially fused particles.
Claim 8
Dependent Claim
18 words
Papermachine clothing as claimed in claim 1, wherein the reinforcing structure comprises a nonwoven fabric of said fibres.
Claim 9
Dependent Claim
18 words
Papermachine clothing, as claimed in claim 1, wherein the reinforcing structure comprises a random dispersion of chopped fibres.
Claim 10
Dependent Claim
29 words
Papermachine clothing as claimed in claim 1, wherein the reinforcing structure comprises fibres having a melting or softening point which is greater than that of said partially fused particles.
Claim 11
Dependent Claim
16 words
Papermachine clothing as claimed in claim 1, wherein the reinforcing structure comprises bonding or bicomponent fibres.
Claim 12
Dependent Claim
18 words
Papermachine clothing as claimed in claim 1, wherein the partially fused particles are layered in different size fractions.
Claim 13
Dependent Claim
16 words
Papermachine clothing as claimed in claim 1, having a fluoropolymer coating applied on said papermachine clothing.
Claim 14
Dependent Claim
16 words
Papermachine clothing as claimed in claim 1, having an ormocer coating applied on said papermachine clothing.
Claim 15
Dependent Claim
8 words
Papermachine clothing consisting essentially of partially fused particles.
Claim 16
Dependent Claim
8 words
Papermachine clothing consisting essentially of partially fused particles.
Claim 17
Dependent Claim
13 words
Papermachine clothing as claimed in claim 14, wherein said particles are polymeric particles.
Claim 18
Dependent Claim
23 words
Papermachine clothing as claimed in claim 14, wherein the particles comprise a member selected from the group consisting of polyalkene, polyurethane and EPDM.
Claim 19
Dependent Claim
12 words
Papermachine clothing as claimed in claim 14, wherein said particles comprise metal.
Claim 20
Dependent Claim
23 words
Papermachine clothing as claimed in claim 14, wherein the papermachine clothing has two sides and a machine side of the clothing comprises grooves.
Claim 21
Dependent Claim
18 words
Papermachine clothing as claimed in claim 14, wherein the partially fused particles are layered in different size fractions.
Claim 22
Dependent Claim
16 words
Papermachine clothing as claimed in claim 14, having a fluoropolymer coating applied on said papermachine clothing.
Claim 23
Dependent Claim
16 words
Papermachine clothing as claimed in claim 14, having an ormocer coating applied on said papermachine clothing.
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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) | 1999-04-16 | 1999-10-16 | 2000-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-04-16 | 2003-10-16 | 2004-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-04-16 | 2007-10-16 | 2008-04-16 | $7700.00 | Window Closed / Lapsed |