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North Plympton, Australia

Philmac Pty Ltd

USPTO Granted Patents = 15

CIPO Patents = 4

EPO Patents = 2

Trademarks = 4

Forward Citations = 131

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11 inventors (with patents filed for the assignee):

Malcolm J Pridham (6 out of 6 patents)

David Chelchowski (4 out of 11 patents)

Geoffrey B Puckett (4 out of 8 patents)

4. Wayne A Harris (3 out of 3 patents)

5. Malcolm W Phillipps (2 out of 2 patents)

6. Geoff Puckett (2 out of 2 patents)

7. Peter Newall (1 out of 1 patent)

8. Peter R Laffrey (1 out of 1 patent)

9. Guy M Phillipps (1 out of 1 patent)

10. Raghunath Prabhu (1 out of 1 patent)

11. Stuart Watson (1 out of 1 patent)

12. Geoffrey Bryan Puckett (0 patent)

13. Luke Raymond (0 patent)

14. Luke Raymond (0 patent)

15. Geoffrey Bryan Puckett (0 patent)

15 patents: Sort by Forward Citations

1. 12181080 - Push-fit pipe fitting with a visual indicator (2024-12-31),

2. 11181214 - Pipe coupling (2021-11-23),

3. D708706 - Rotational valve assembly (2014-07-08),

4. 8764069 - Stepped down grip ring for use in pipe couplings and pipe coupling incorporating same (2014-07-01),

5. D695879 - Geared halfball component for a rotational valve (2013-12-17),

6. 7846365 - Method of manufacture of a nut and tail assembly (2010-12-07),

7. D558037 - O-ring (2007-12-25),

8. 7255373 - Coupling or transition fitting for the connection of metal or plastic pipes (2007-08-14),

9. 7178838 - Nut and tail assembly (2007-02-20),

10. 5593186 - Coupling for outer surface engagement of polymeric pipe (1997-01-14),

11. 5360131 - Cover height adjuster (1994-11-01),

12. 5303583 - Meter boundary box (1994-04-19),

13. 5232157 - Insect resistant spray emitter (1993-08-03),

14. 4822082 - Tube connector (1989-04-18),

15. 4708161 - Plug valve (1987-11-24),

Philmac Pty Ltd is a leading provider of high-quality pipe fittings in Australia. With over 90 years of experience, Philmac offers a wide range of products for all types of piping systems. Their innovative solutions are designed to meet the needs of customers in various industries, including agriculture, mining, and construction. Philmac is committed to delivering reliable products that ensure optimal performance and durability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

15 Patents

#1 in

#241 in

#38,696 in the World

North Plympton, Australia

Philmac Pty Ltd

Forward Citations = 131

11 inventors:

Malcolm J Pridham (6 out of 6 patents)

David Chelchowski (4 out of 11 patents)

Geoffrey B Puckett (4 out of 8 patents)

4. Wayne A Harris (3 out of 3 patents)

5. Malcolm W Phillipps (2 out of 2 patents)

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