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Class Information
Number: 229/75
Name: Envelopes, wrappers, and paperboard boxes > Envelope > Blanks
Description: Subject matter relating to the cut and folded blank for forming an envelope.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4974652 |
Pleated credit card holder |
Dec. 4, 1990 |
| 4951863 |
Double envelope construction for facsimile handling and method |
Aug. 28, 1990 |
| 4878613 |
Envelope for table top laser printer |
Nov. 7, 1989 |
| 4809904 |
Envelope element, envelope blank and envelope formed from the envelope blank |
Mar. 7, 1989 |
| 4744509 |
Foldable letter that can be mailed |
May. 17, 1988 |
| 4722376 |
Dual purpose pouches for identification cards |
Feb. 2, 1988 |
| 4712737 |
Air freshener container having resealable openings |
Dec. 15, 1987 |
| 4657804 |
Fusible fiber/microfine fiber laminate |
Apr. 14, 1987 |
| 4630768 |
Envelope and enclosure sheet |
Dec. 23, 1986 |
| 4602737 |
Shipping mailer |
Jul. 29, 1986 |
| 4598860 |
Flip die cut label for folded mailer |
Jul. 8, 1986 |
| 4553693 |
Bag-shaped container with a straw insert hole formed and method of producing the same |
Nov. 19, 1985 |
| 4548323 |
Mailing container and blank therefor |
Oct. 22, 1985 |
| 4461497 |
Information storage device and method |
Jul. 24, 1984 |
| 4429787 |
Coin card and integral information chart therefor |
Feb. 7, 1984 |
| 4425999 |
Security seal apparatus |
Jan. 17, 1984 |
| 4425386 |
Multi-sheet assembly using autogenous coating |
Jan. 10, 1984 |
| 4391365 |
Single dispensing multiple suture package |
Jul. 5, 1983 |
| 4382539 |
Two-way envelopes with return flap positioning means and method |
May. 10, 1983 |
| 4342392 |
Wrap for sterile articles |
Aug. 3, 1982 |
| 4320868 |
Envelope material for use in envelope producing machine |
Mar. 23, 1982 |
| 4300700 |
Closable food container body and utensil enclosing cover assembly |
Nov. 17, 1981 |
| 4294400 |
Non-gusseted expansible envelope |
Oct. 13, 1981 |
| 4140317 |
Containerized greeting card and game toy |
Feb. 20, 1979 |
| 4132348 |
Slide calculator and method |
Jan. 2, 1979 |
| 4058251 |
Folded money pack envelope |
Nov. 15, 1977 |
| 4022374 |
Adjustable envelope |
May. 10, 1977 |
| 3971507 |
Folded money pack envelope |
Jul. 27, 1976 |
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