US3301434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can opener
Assignee: Harvey Aluminum Inc
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Filing: 1965-07-08
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Granted: 1967-01-31
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Expires: 1985-07-08
Abstract
No abstract record available.
Inventors
- 👤 Leo M Harvey
- 👤 Ralph W Hilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:40
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/383; B65; B65D; B65D17/00; B65D17/28; B65D17/34; B65D17/347; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A CAN AND OPENER FOR ESTABLISHING SPACE POURING AND VENT OPENINGS THEREIN, AND INCLUDING: (A) A CAN HAVING AN IMPERFORATE WALL WITH SPACED PREDETERMINED POURING AND VENT AREAS THEREON, THE POURING AREA BEING DEFINED BY A CONTINUOUS PRESCORED LINE; (B) AND AN OPENER OVERLYING THE WALL AND COMPRISING AN ELONGATE BODY OF BENDABLE MATERIAL WITH TWO LEVER SECTIOS COUPLED AT A HINGE LINE, ONE LEVER SECTION BEING FASTENED TO THE POURING AREA AND WITH A TONGUE FASTENED TO THE VENT AREA, SAID BODY HAVING A PAIR OF LONGITUDINALLY DISPOSED STIFFENING RIBS AT OPPOSITE SIDES THEREOF AND SAID RIBS BEING INTERRUPTED AT THE HINGE LINE, AND THE TONGUE OF THE ONE LEVER SECTION PROJECTING BETWEEN THE RIBS OF THE OTHER LEVER SECTION AND WITH A PAIR OF EARS JOINING IT TO SAID SPACED RIBS, WHEREBY THE SAID OTHER LEVER IS OPERABLE TO LIFT THE TONGUE TO SEQUENTIALLY REMOVE FROM THE CAN TOP THE VENT AND POURING AREAS.
Claim 2
Dependent Claim
156 words
A CAN AND OPENER FOR ESTABLISHING SPACE POURING AND VENT OPENINGS THEREIN, AND INCLUDING: (A) A CAN HAVING AN IMPERFORATE WALL WITH SPACED PREDETERMINED POURING AND VENT AREAS THEREON, THE POURING AREA BEING DEFINED BY A CONTINUOUS PRESCORED LINE; (B) AND AN OPENER OVERLYING THE WALL AND COMPRISING AN ELONGATE BODY OF BENDABLE MATERIAL WITH TWO LEVER SECTIOS COUPLED AT A HINGE LINE, ONE LEVER SECTION BEING FASTENED TO THE POURING AREA AND WITH A TONGUE FASTENED TO THE VENT AREA, SAID BODY HAVING A PAIR OF LONGITUDINALLY DISPOSED STIFFENING RIBS AT OPPOSITE SIDES THEREOF AND SAID RIBS BEING INTERRUPTED AT THE HINGE LINE, AND THE TONGUE OF THE ONE LEVER SECTION PROJECTING BETWEEN THE RIBS OF THE OTHER LEVER SECTION AND WITH A PAIR OF EARS JOINING IT TO SAID SPACED RIBS, WHEREBY THE SAID OTHER LEVER IS OPERABLE TO LIFT THE TONGUE TO SEQUENTIALLY REMOVE FROM THE CAN TOP THE VENT AND POURING AREAS.
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 |