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Case Study: The Steam Engine
The Miner's friend
The Newcomen steam engine
Erection costs of a Newcomen Fire Engine
Comparison Horse Power versus Newcomen engine
Smeaton's improvments on Newcomen steam engines
James Watt's condenser patent
Valves
Air pump
Efficiency of an atmospheric engine
Water lifting pump
How much is a bushel of coal?
How much is a PS ?
Watt's contributions to the science of Thermodynamics
Optimal dimensions of a cylinder to minimize heat losses
James Watt's expansion steam engine
Adiabatic expansion of a gas
Holding the horses
Watt & Boultons business modell
Steam engines and rotary motion
Jonathan Hornblower - The compound steam engine
Richard Trevithick - High pressure steam engine
Case Study: The gasoline engine
Prior Art of Otto's four stroke engine
The Barnett engine
Lebon gas engine
The Lenoir gas engine
Reviews of the Lenoir gas engine
The Hock Petroleum Engine
Errani Anders - Dynamic Machine
The Beau de Rochas engine
The atmospheric gas engine of Langen and Otto
Comparison of the running costs of engines
Energy costs in 1876
The Early Beginnings of the Town Gas Industry
History of Gas works in Germany
Gas prices in Germany, Austria, Hungary and Switzerland in 1886
History of town gas in France
Deutsches Reichspatent N° 532
General deficiencies of Otto's patent today
Claim category
DE N° 532 - Claim 1
Nullity Proceedings in 1884
Otto's miscomprehension or vision?
Reviews of the 4 stroke engine
Otto's silent gas machine (1878)
1885 - Vienna Exhibition and Dresden Exhibition for small trade
On the Explosion of Homogeneous Gaseous Mixtures (1886)
Wiebe function
The engines at the Munich engine and working engines exhibition 1888
Deutsches Reichspatent N° 2735
Deutsches Reichspatent 14254
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Home
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Patents
Validations of European Patents in Monaco
Extracts of the patent register
Patent infringement study
Patent Clearance Study
IP Strategy
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Patent Evaluation
The Bass Model
FAQ (patents)
Trademarks
Trademark Search
Trademark Coexistance Agreement
Registration Requirements
Renewal of a Trademark
Recordal of Changes
Trademark Watch
Trademark Fees
FAQ (trademarks)
Copyright
Industrial design
Litigation support
Miscalleneous
Due Dilligence
Licence Agreements
NDAs
Patents
EPO Practice
Technical Effect
Technical Character of an Invention
Mixed Type Claim
Non establishment of a Search Report
Problem-and-solution approach
Further technical effect
Inventive Step
Clarity of a claim
Claim types
EPO Decisions
T 208/84 computer-related invention / VICOM
T 1173/97 Computer Program Product / IBM
T 0690/06 Financial records / AUKOL
Patent Infringement
Standard Elemente
German Court Decision
BGH X ZR 37/90 "Beheizbarer Atemluftschlauch)
BGH X ZR 38/06 „Pipette system“
BGH X ZR45/05 "Railroad tyre"
Case Study: The Steam Engine
The Miner's friend
The Newcomen steam engine
Erection costs of a Newcomen Fire Engine
Comparison Horse Power versus Newcomen engine
Smeaton's improvments on Newcomen steam engines
James Watt's condenser patent
Valves
Air pump
Efficiency of an atmospheric engine
Water lifting pump
How much is a bushel of coal?
How much is a PS ?
Watt's contributions to the science of Thermodynamics
Optimal dimensions of a cylinder to minimize heat losses
James Watt's expansion steam engine
Adiabatic expansion of a gas
Holding the horses
Watt & Boultons business modell
Steam engines and rotary motion
Jonathan Hornblower - The compound steam engine
Richard Trevithick - High pressure steam engine
Case Study: The gasoline engine
Prior Art of Otto's four stroke engine
The Barnett engine
The Lenoir gas engine
The Hock Petroleum Engine
The Beau de Rochas engine
The atmospheric gas engine of Langen and Otto
Comparison of the running costs of engines
Energy costs in 1876
The Early Beginnings of the Town Gas Industry
History of Gas works in Germany
Gas prices in Germany, Austria, Hungary and Switzerland in 1886
History of town gas in France
Deutsches Reichspatent N° 532
General deficiencies of Otto's patent today
Claim category
DE N° 532 - Claim 1
Nullity Proceedings in 1884
Otto's miscomprehension or vision?
Reviews of the 4 stroke engine
Otto's silent gas machine (1878)
1885 - Vienna Exhibition and Dresden Exhibition for small trade
On the Explosion of Homogeneous Gaseous Mixtures (1886)
Wiebe function
The engines at the Munich engine and working engines exhibition 1888
Deutsches Reichspatent N° 2735
Deutsches Reichspatent 14254
Household appliances
Trademarks
German Trademark Law
Unified Patent Court
Representation at the Unified Patent Court
News
About Us
Guenther Schmalz
Terms of Business
Privacy Notice
Opposition Procedure German Trademark
Contact
Imprint
Disclaimer
Useful Links
Bookshelf
Competitive Advantage
Home
Patents
Case Study: The gasoline engine
Deutsches Reichspatent 14254
Deutsches Reichspatent 14254