Pont-A-Mousson S.A.
163Patents
0Active
163Granted
41Portfolio score
Filing activity: Jun 15, 1973 → Jun 9, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5297826A | Locking joint for pipe systems | Mechanical Engineering; Lighting; Heating | 87 | Expired |
| US4208852A | Process for the aseptic packing of products and machine employing said process | Performing Operations; Transporting | 73 | Expired |
| US4176274A | Method of coupling plastic pipes by welding and a connection piece for coupling same | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4109423A | Fire-proof device for a tube of fusible material which extends through a wall | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4136707A | Fire-resisting device for piping extending through a wall | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5248169A | Composite pipe coupling sleeve | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| US6220635A | Assembly set up between two pipes, and applied pipe assembles | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4472911A | Construction for access to a buried pipeline | Fixed Constructions | 45 | Expired |
| US5058907A | Pipe joint gasket with annular anchoring heel | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6062611A | Locked pipe joint and split metal retaining ring therefor | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US4301200A | Plastic tube formed by spiral winding of a snap locking profile strip | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5360218A | Pipe socket joint and sealing gasket therefor | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| US4772154A | Sealing gasket for a roadway manhole | Fixed Constructions | 40 | Expired |
| US4029256A | Thermostatic mixer valve | Physics | 35 | Expired |
| US4763449A | Manhole cover sealing and locking arrangement | Fixed Constructions | 35 | Expired |
| US4063867A | Injection and blowing machine for manufacturing hollow bodies of plastics material | Performing Operations; Transporting | 33 | Expired |
| US5094467A | Pipe gasket with limited penetration locking elements | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US4083529A | Butterfly valve | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4840514A | Manhole assembly with T-shaped hinge | Fixed Constructions | 22 | Expired |
| US4157235A | Device for modifying the thickness of a body extruded at a constant rate | Performing Operations; Transporting | 22 | Expired |
| US4616689A | Foundry moulding process and mould using a pattern of gasifiable material surrounded by sand free of a binding agent for low pressure precision casting | Performing Operations; Transporting | 21 | Expired |
| US4848805A | Packing for telescopically locked pipe joints | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US4033613A | Locked joint between two pipe elements capable of having an angular deviation with respect to each other | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5219189A | Composite gasket for the locked assembly of spigot and socket pipes | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US3962766A | Process for assembling tubes of plastics material and assemblies resulting from said process | Emerging Cross-Sectional Technologies | 20 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.