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For the Inventor, By the Inventor

Johannesburg, South Africa

Aeci Limited


USPTO Granted Patents = 43

Trademarks = 6

Forward Citations = 506

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76 inventors (with patents filed for the assignee):

goldMedal Pieter S Halliday (4 out of 4 patents)

silverMedal Carl H Lubbe (4 out of 5 patents)

bronzeMedal John H Norton (4 out of 4 patents)

4.  Jeremy G Smith (4 out of 4 patents)

5.  Peter R Rebello (3 out of 3 patents)

6.  Anthony J Stiff (3 out of 3 patents)

7.  Jean L Curutchet (2 out of 2 patents)

8.  Rodney C Baker (2 out of 4 patents)

9.  John W Hemmings (2 out of 2 patents)

10.  Peter Charles Seligmann (2 out of 2 patents)

11.  Nigel A Healy (2 out of 2 patents)

12.  Richard B Le Maitre (2 out of 2 patents)

13.  Clifford M Kavonic (2 out of 2 patents)

14.  Martin David Bloomberg (1 out of 6 patents)

15.  Neil Stockenstrom Gardiner (1 out of 3 patents)


Core Competencies:
Acrylic Acid Production
Agricultural Composition
Polymer Decomposition
Amino Acid Recovery
Flowable Explosives
Gas Purification
Insecticidal Composition
Nitric Acid Esters
Explosive Emulsion
Injection Moulding Process
Detonating Systems Testing
Biological Processes

43 patents:

1. 11485962 - strain and use thereof in the production of acrylic acid (2022-11-01),
2. 8492314 - Agricultural composition with PH colour indicators (2013-07-23),
3. D541529 - Container (2007-05-01),
4. 6160031 - Process for decomposing a polymer to its monomer or monomers (2000-12-12),
5. 5922337 - Active ingredient dosage device (1999-07-13),
6. 5750764 - Synthesis and resolution of propionic acid derivatives (1998-05-12),
7. 5684190 - Recovery of amino acid (1997-11-04),
8. 5524523 - Loading of boreholes with flowable explosives (1996-06-11),
9. 5084117 - Explosive (1992-01-28),
10. 5067972 - Purification of gases (1991-11-26),
11. 4966077 - Loading of boreholes with explosive (1990-10-30),
12. 4939993 - Detonator (1990-07-10),
13. 4934270 - Low energy fuse multi-connector (1990-06-19),
14. 4911076 - Time delay replay (1990-03-27),
15. 4874753 - Insecticidal composition (1989-10-17),
AECI Limited is a South African-based explosives and specialty chemicals company. With a presence in more than 50 countries, AECI operates in four main segments: Mining Solutions, Water & Process, Plant & Animal Health, and Food & Beverage. The company offers a wide range of products and services, including explosives, mining chemicals, agricultural products, water treatment solutions, and more. AECI is committed to sustainability, innovation, and providing value-added solutions to its customers.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Aeci Limited
43 Patents

#5 in Johannesburg

#9 in South Africa

#15,984 in the World

Johannesburg, ZA
Johannesburg, South Africa

Aeci Limited

Forward Citations = 506

76 inventors:

goldMedal Pieter S Halliday (4 out of 4 patents)

silverMedal Carl H Lubbe (4 out of 5 patents)

bronzeMedal John H Norton (4 out of 4 patents)

4.  Jeremy G Smith (4 out of 4 patents)

5.  Peter R Rebello (3 out of 3 patents)

Please report any incorrect information to [email protected]
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