US2801638A
Filter tip for tobacco products
Abstract
This record has no abstract on file.
Term
Term ended
Expired 6 August 1974, 52.1 years ago.
- Priority and filed
- Granted
- Expired
- Today
2 sheets
Sheet 1 Sheet 2
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US8066011B2 | Cited by | United States of America | Applicant |
| US3079929A | Cited by | United States of America | Search report |
| US2005066980A1 | Cited by | United States of America | Pre-grant |
| US7240678B2 | Cited by | United States of America | Applicant |
| US2005066981A1 | Cited by | United States of America | Pre-grant |
| US3318315A | Cited by | United States of America | Search report |
| US3227791A | Cited by | United States of America | Search report |
| US4124033A | Cited by | United States of America | Search report |
| US2005066983A1 | Cited by | United States of America | Pre-grant |
| US2005066982A1 | Cited by | United States of America | Pre-grant |
| WO2011118042A1 | Cited by | World Intellectual Property Organization (WIPO) | Applicant |
| US5360023A | Cited by | United States of America | Search report |
| US3236244A | Cited by | United States of America | Search report |
| US7216652B1 | Cited by | United States of America | Applicant |
| US7856990B2 | Cited by | United States of America | Applicant |
| US2007056600A1 | Cited by | United States of America | Pre-grant |
| US2005066984A1 | Cited by | United States of America | Pre-grant |
| US8739802B2 | Cited by | United States of America | Applicant |
| US3390686A | Cited by | United States of America | Search report |
| US5404890A | Cited by | United States of America | Search report |
| US3008472A | Cited by | United States of America | Search report |
| US5814390A | Cited by | United States of America | Search report |
| US3128680A | Cited by | United States of America | Search report |
| US7669604B2 | Cited by | United States of America | Applicant |
| US3384932A | Cited by | United States of America | Search report |
| US7827997B2 | Cited by | United States of America | Applicant |
| US7237558B2 | Cited by | United States of America | Applicant |
| US2931364A | Cited by | United States of America | Search report |
| US5732718A | Cited by | United States of America | Search report |
| US9554594B2 | Cited by | United States of America | Applicant |
| GB186300290A | Cites | United Kingdom | Search report |
| CH188399A | Cites | Switzerland | Search report |
| US2033867A | Cites | United States of America | Search report |
| US2164702A | Cites | United States of America | Search report |
| US2181614A | Cites | United States of America | Search report |
| US2325386A | Cites | United States of America | Search report |
| GB538529A | Cites | United Kingdom | Search report |
| DE612737C | Cites | Germany | Search report |
2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 42887454 | United States of America | A | |
| US19540428874 | – | – | – |
Numbers
- Publication, DOCDB
- 2801638
- Publication, EPODOC
- US2801638
- Application
- 428874
- Application, DOCDB
- 42887454
- Application, EPODOC
- US19540428874
Titles
- English
- Filter tip for tobacco products
Classification
- CPC, 1
- A24D3/163
- IPC, 1
- A24D3 16