Growing community of inventors

Hartlepool, United Kingdom

Abigail L Curtis

Average Co-Inventor Count = 4.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 14

Abigail L Curtis ↔ Derek A Parkin (2 patents)Abigail L Curtis ↔ Lawrie D Coote (2 patents)Abigail L Curtis ↔ Chris W Scott (2 patents)Abigail L CurtisAbigail L Curtis (2 patents)Derek A ParkinDerek A Parkin (5 patents)Lawrie D CooteLawrie D Coote (2 patents)Chris W ScottChris W Scott (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 3M Innovative Properties Company (2 from 14,087 patents)


2 patents:

1. D575390 - Exhalation valve filter

2. D550837 - Frame that supports an exhalation valve filter

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1/6/2026
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