New Guinea Impatiens Cultivar Duesspfire Uniformity

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Solution Overview

Problem

Current Impatiens×hybrida cultivars lack uniformity and attractive flower characteristics, with variations in environmental conditions affecting phenotype without changing genotype, and existing cultivars like 'Misato FG3' and 'SAKIMP022' have different flower colors and growth habits.

Innovation Solution

A new cultivar 'Duesspfire' with a naturally occurring mutation exhibiting upright, spreading, and freely branching growth habit, dark green leaves, early and frequent flowering, and bright red flowers, which is more compact than 'Misato FG3' and 'SAKIMP022', and maintains stability through asexual reproduction by terminal vegetative cuttings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If existing Impatiens×hybrida cultivars are used, then they have various flower colors and growth habits, but they lack uniformity and do not exhibit consistent attractive flower characteristics

Engineering Contradiction:
Improveuniformity of flower characteristicsVSAvoidvariation in flower colors and growth habits
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by selecting a natural mutation that alters the flower color parameter from dark red to bright red. This specific parameter change creates a uniform cultivar with consistent attractive characteristics while maintaining the species' adaptability through asexual reproduction.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent applies local quality by focusing on specific desirable traits (bright red flower color, compact growth habit, uniformity) within the Impatiens×hybrida species. The mutation affects local characteristics while preserving the overall plant's adaptability and garden performance.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If environmental conditions vary, then phenotype may vary somewhat, but genotype remains unchanged

Engineering Contradiction:
Improvetolerance to varying environmental conditionsVSAvoidconsistency of phenotype
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent applies self-service through asexual reproduction by terminal vegetative cuttings, where the plant reproduces itself true to type. This method maintains genetic consistency and phenotype uniformity across generations while the plant naturally adapts to environmental variations.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If new cultivars with distinct characteristics are developed, then they offer improved compactness and flower color, but they require stable reproduction to maintain traits

Engineering Contradiction:
Improvedistinctive characteristicsVSAvoidreproduction stability
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent applies self-service through asexual reproduction by terminal vegetative cuttings, where the plant reproduces itself true to type. This method maintains genetic consistency and phenotype uniformity across generations, ensuring that the distinctive characteristics of bright red flowers and compact growth are reliably transmitted.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20170071100P1New Guinea Impatiens plant named 'Duesspfire'
Publication Date: 2017.03.09 DUEMMEN GROUP BV
  • US20170071100P1 patent drawing
  • US20170071100P1 patent drawing

AI summary

A new and distinct cultivar of Impatiens plant named ‘Duesspfire’ characterized by its upright, outwardly spreading and mounding plant habit; vigorous growth habit; freely branching habit; dark green-colored leaves; early and freely flowering habit; bright red-colored flowers; and good garden performance.