NL7217821A - - Google Patents
Info
- Publication number
- NL7217821A NL7217821A NL7217821A NL7217821A NL7217821A NL 7217821 A NL7217821 A NL 7217821A NL 7217821 A NL7217821 A NL 7217821A NL 7217821 A NL7217821 A NL 7217821A NL 7217821 A NL7217821 A NL 7217821A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
- C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Steroid Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Supercharger (AREA)
- Transmission Devices (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Detergent Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3312171 | 1971-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7217821A true NL7217821A (xx) | 1973-07-03 |
Family
ID=11236544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7217821A NL7217821A (xx) | 1971-12-30 | 1972-12-29 |
Country Status (26)
| Country | Link |
|---|---|
| US (1) | US3923805A (xx) |
| JP (1) | JPS4880711A (xx) |
| AT (1) | AT319968B (xx) |
| AU (1) | AU466260B2 (xx) |
| BE (1) | BE793548A (xx) |
| CA (1) | CA1001625A (xx) |
| CH (1) | CH553802A (xx) |
| CS (1) | CS173617B2 (xx) |
| DD (2) | DD104081A5 (xx) |
| DE (1) | DE2264022A1 (xx) |
| DK (1) | DK129998B (xx) |
| ES (1) | ES410181A1 (xx) |
| FI (1) | FI55661C (xx) |
| FR (1) | FR2166214B1 (xx) |
| GB (1) | GB1371000A (xx) |
| HU (1) | HU164551B (xx) |
| IE (1) | IE37240B1 (xx) |
| IL (1) | IL41373A (xx) |
| NL (1) | NL7217821A (xx) |
| NO (1) | NO136047C (xx) |
| PL (1) | PL82663B1 (xx) |
| RO (1) | RO62360A (xx) |
| SE (1) | SE396607B (xx) |
| SU (1) | SU470961A3 (xx) |
| YU (1) | YU329272A (xx) |
| ZA (1) | ZA729107B (xx) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2703803A (en) * | 1955-03-08 | Xanthinealkanoates of diarylmethoxy- | ||
| GB993525A (en) * | 1961-05-19 | 1965-05-26 | Smith Kline French Lab | Substituted propanolamines and process for preparing the same |
-
0
- BE BE793548D patent/BE793548A/xx unknown
-
1972
- 1972-12-27 ZA ZA729107A patent/ZA729107B/xx unknown
- 1972-12-27 US US318766A patent/US3923805A/en not_active Expired - Lifetime
- 1972-12-27 FI FI3656/72A patent/FI55661C/fi active
- 1972-12-28 IE IE1798/72A patent/IE37240B1/xx unknown
- 1972-12-28 PL PL1972159830A patent/PL82663B1/pl unknown
- 1972-12-29 DD DD168001A patent/DD104081A5/xx unknown
- 1972-12-29 FR FR7247061A patent/FR2166214B1/fr not_active Expired
- 1972-12-29 DE DE2264022A patent/DE2264022A1/de active Pending
- 1972-12-29 DD DD177903*A patent/DD111289A5/xx unknown
- 1972-12-29 SU SU1874769A patent/SU470961A3/ru active
- 1972-12-29 AU AU50607/72A patent/AU466260B2/en not_active Expired
- 1972-12-29 CS CS9069A patent/CS173617B2/cs unknown
- 1972-12-29 CH CH1901672A patent/CH553802A/fr not_active IP Right Cessation
- 1972-12-29 ES ES410181A patent/ES410181A1/es not_active Expired
- 1972-12-29 NO NO4819/72A patent/NO136047C/no unknown
- 1972-12-29 SE SE7217145A patent/SE396607B/xx unknown
- 1972-12-29 NL NL7217821A patent/NL7217821A/xx not_active Application Discontinuation
- 1972-12-29 AT AT1115772A patent/AT319968B/de not_active IP Right Cessation
- 1972-12-29 HU HUWI224A patent/HU164551B/hu unknown
- 1972-12-29 DK DK654272AA patent/DK129998B/da unknown
- 1972-12-30 RO RO73379A patent/RO62360A/ro unknown
-
1973
- 1973-01-02 CA CA160,368A patent/CA1001625A/en not_active Expired
- 1973-01-04 JP JP48004474A patent/JPS4880711A/ja active Pending
- 1973-01-23 IL IL41373A patent/IL41373A/xx unknown
- 1973-12-22 GB GB5941172A patent/GB1371000A/en not_active Expired
- 1973-12-29 YU YU03292/72A patent/YU329272A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2166214B1 (xx) | 1975-10-17 |
| FI55661B (fi) | 1979-05-31 |
| CS173617B2 (xx) | 1977-02-28 |
| NO136047B (xx) | 1977-04-04 |
| ES410181A1 (es) | 1976-05-01 |
| AT319968B (de) | 1975-01-27 |
| DE2264022A1 (de) | 1973-10-11 |
| BE793548A (fr) | 1973-04-16 |
| SU470961A3 (ru) | 1975-05-15 |
| NO136047C (no) | 1977-07-13 |
| US3923805A (en) | 1975-12-02 |
| GB1371000A (en) | 1974-10-23 |
| CH553802A (fr) | 1974-09-13 |
| AU5060772A (en) | 1974-07-04 |
| IL41373A (en) | 1975-12-31 |
| YU329272A (en) | 1982-02-28 |
| FR2166214A1 (xx) | 1973-08-10 |
| DD111289A5 (xx) | 1975-02-12 |
| PL82663B1 (xx) | 1975-10-31 |
| HU164551B (xx) | 1974-02-28 |
| ZA729107B (en) | 1973-09-26 |
| IE37240L (en) | 1973-06-30 |
| IL41373A0 (en) | 1973-03-30 |
| DD104081A5 (xx) | 1974-02-20 |
| IE37240B1 (en) | 1977-06-08 |
| FI55661C (fi) | 1979-09-10 |
| RO62360A (xx) | 1977-09-15 |
| DK129998B (da) | 1974-12-09 |
| SE396607B (sv) | 1977-09-26 |
| AU466260B2 (en) | 1974-07-04 |
| DK129998C (xx) | 1975-06-16 |
| CA1001625A (en) | 1976-12-14 |
| JPS4880711A (xx) | 1973-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |