JPS5323320B1 - - Google Patents
Info
- Publication number
- JPS5323320B1 JPS5323320B1 JP5419269A JP5419269A JPS5323320B1 JP S5323320 B1 JPS5323320 B1 JP S5323320B1 JP 5419269 A JP5419269 A JP 5419269A JP 5419269 A JP5419269 A JP 5419269A JP S5323320 B1 JPS5323320 B1 JP S5323320B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1770840A DE1770840C3 (de) | 1968-07-10 | 1968-07-10 | Verfahren zur Herstellung von Pyromellitsäurediimid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5323320B1 true JPS5323320B1 (enExample) | 1978-07-13 |
Family
ID=5700662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5419269A Pending JPS5323320B1 (enExample) | 1968-07-10 | 1969-07-10 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3697541A (enExample) |
| JP (1) | JPS5323320B1 (enExample) |
| DE (1) | DE1770840C3 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101319U (enExample) * | 1986-08-20 | 1988-07-01 | ||
| US11493442B2 (en) | 2018-07-20 | 2022-11-08 | Samsung Electronics Co., Ltd. | Apparatus and method for measuring surface of electronic device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ191821A (en) * | 1978-10-23 | 1982-08-17 | Merck & Co Inc | Pyromellitic diimides and feed efficiency increasing compositions for ruminants |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3078228A (en) * | 1959-11-06 | 1963-02-19 | Houghton & Co E F | Imide compounds and lubricants containing the same |
-
1968
- 1968-07-10 DE DE1770840A patent/DE1770840C3/de not_active Expired
-
1969
- 1969-06-30 US US837946A patent/US3697541A/en not_active Expired - Lifetime
- 1969-07-10 JP JP5419269A patent/JPS5323320B1/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101319U (enExample) * | 1986-08-20 | 1988-07-01 | ||
| US11493442B2 (en) | 2018-07-20 | 2022-11-08 | Samsung Electronics Co., Ltd. | Apparatus and method for measuring surface of electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1770840C3 (de) | 1978-11-23 |
| DE1770840B2 (de) | 1978-03-23 |
| US3697541A (en) | 1972-10-10 |
| DE1770840A1 (de) | 1972-01-13 |