US3221980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for validating mail by postal certification
Assignee: Individual
•
Filing: 1963-08-13
•
Granted: 1965-12-07
•
Expires: 1983-08-13
Abstract
No abstract record available.
Inventors
- 👤 Mercur Dave
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:36
CPC Classifications
B; B42; B42D; B42D15/00; B42D15/02; B42D15/04; B42D15/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
THE COMBINATION WITH A MAILING PIECE HAVING POSTAGE APPLIED THEREON, OF A PAIR OF ENVELOPES EACH HAVING AN OPEN WINDOW LOCATED TO EXPOSE THE POSTAGE FOR CANCELLATION BY THE POSTAL AUTHORITIES, SAID MAILING PIECE HAVING THE ADDRESSEES'' NAME AND ADDRESS IN ONE AREA AND THE SENDER''S NAME AND ADDRESS IN ANOTHER AREA TO WHICH AREAS SEPARATE POSTAGE IS APPLIED SO THAT WHEN INSERTED IN ONE ENVELOPE WITH AN OPEN WINDOW FOR EXPOSING THE POSTAGE, THE ADDRESSEES'' NAME AND ADDRESS WILL APPEAR THROUGH A WINDOW IN THE ENVELOPE AND BY INSERTING THE MAILING PIECE ANOTHER WAY IN THE OTHER ENVELOPE THE SENDER''S NAME AND ADDRESS WILL APPEAR THROUGH A WINDOW OF THAT ENVELOPE AND THE POSTAGE WILL BE EXPOSED THROUGH THE OPEN WINDOW OF SAID ENVELOPE.
Claim 2
Dependent Claim
125 words
THE COMBINATION WITH A MAILING PIECE HAVING POSTAGE APPLIED THEREON, OF A PAIR OF ENVELOPES EACH HAVING AN OPEN WINDOW LOCATED TO EXPOSE THE POSTAGE FOR CANCELLATION BY THE POSTAL AUTHORITIES, SAID MAILING PIECE HAVING THE ADDRESSEES'' NAME AND ADDRESS IN ONE AREA AND THE SENDER''S NAME AND ADDRESS IN ANOTHER AREA TO WHICH AREAS SEPARATE POSTAGE IS APPLIED SO THAT WHEN INSERTED IN ONE ENVELOPE WITH AN OPEN WINDOW FOR EXPOSING THE POSTAGE, THE ADDRESSEES'' NAME AND ADDRESS WILL APPEAR THROUGH A WINDOW IN THE ENVELOPE AND BY INSERTING THE MAILING PIECE ANOTHER WAY IN THE OTHER ENVELOPE THE SENDER''S NAME AND ADDRESS WILL APPEAR THROUGH A WINDOW OF THAT ENVELOPE AND THE POSTAGE WILL BE EXPOSED THROUGH THE OPEN WINDOW OF SAID ENVELOPE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |