US3301398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mail sorting machine
Assignee: Individual
•
Filing: 1963-09-09
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Granted: 1967-01-31
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Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Ammen Francis Du Pont
- 👤 Myra M Ammen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:12
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/10; B07C3/12; Y; Y10; Y10S; Y10S209/00; Y10S209/90; Y10S209/91
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
161 words
IN A SORTING MACHINE OF THE KIND DESCRIBED FOR MAILED ENVELOPES, THE COMBINATION OF RECTANGULAR ENVELOPES ADDRESSED TO DIFFERENT DESTINATIONS, HAVING TWO TRANSVERSE STRIPS OF CONDUCTIVE MATERIAL, LOCATED ON THE ENVELOPES AT LOCATIONS ACCORDING TO A GIVEN CODE, AND SPACED APART ACCORDING TO A GIVEN CODE DISTINCTIVE TO THE DESTINATIONS TO WHICH THE ENVELOPE IS ADDRESSED, SAID STRIPS BEING DISPOSED PARALLEL TO EACH OTHER AND EACH STRIP CAPABLE OF COOPERATING WITH TWO CONTACTS RESTING ON ONE OF SAID STRIPS AND TWO CONTACTS RESTING ON THE OTHER OF SAID STRIPS SIMULTANEOUSLY TO CLOSE A CIRCUIT IN WHICH THE SAID STRIPS ARE CONNECTED IN SERIES THROUGH THE AGENCY OF SAID PAIRS OF CONTACTS, AND WHEREIN EACH ENVELOPE RIDES IN A CARRIAGE IN THE SHAPE OF A RECTANGULAR FRAME WITH A RECTANGULAR OPENING IN THE FRAME PRESENTING A LEDGE SUPPORTING THE ENVELOPES AT THEIR EDGES, THEREBY ENABLING THE ENVELOPES TO BE DISLODGED BY AN EJECTOR PRESSED DOWNWARDLY ONTO THE UPPER FACE OF THE 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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |