Patent US3270904A successfully refreshed from Google Patents.
US3270904A
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Assignee: Continental Can Co Inc
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Filing: 1964-05-21
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Granted: 1966-09-06
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Expires: 1984-05-21
Abstract
No abstract record available.
Inventors
- 👤 Charles N Foster
- 👤 Robert K Mcelroy
- 👤 John J Curry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:00
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/04; B65D41/0435; B65D41/0457
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
THE METHOD OF CAPPING AND SEALING A CONTAINER WITH A CAP, EACH OF SAID CAP AND CONTAINER HAVING MEANS THEREON TO CAM SAID CAP UPWARDLY UPON ROTATION THEREOF DURING REMOVAL FROM SAID CONTAINER, COMPRISING THE STEPS OF PROVIDING A CAP HAVING A DEPENDING FLANGE PORTION AROUND THE MARGINAL EDGES THEREOF, DEPOSITING A PLASTIC-LIKE MATERIAL AT LEAST AROUND SAID MARGINAL EDGES OF SAID CAP INTERIORLY THEREOF, PRESSING SAID CAP ONTO SAID CONTAINER WITH A GENERALLY VERTICAL MOTION, AND CAUSING SAID PLASTICLIKE MATERIAL TO FLOW AND SET THEREBY FORMING A CAM MEANS FOR CO-OPERATING WITH CAM MEANS ON SAID CONTAINER TO ASSIST IN CAMMING SAID CAP UPWARDLY ON RELATIVE ROTATION BETWEEN SAID CAP AND CONTAINER.
Claim 2
Independent Claim
113 words
THE METHOD OF CAPPING AND SEALING A CONTAINER WITH A CAP, EACH OF SAID CAP AND CONTAINER HAVING MEANS THEREON TO CAM SAID CAP UPWARDLY UPON ROTATION THEREOF DURING REMOVAL FROM SAID CONTAINER, COMPRISING THE STEPS OF PROVIDING A CAP HAVING A DEPENDING FLANGE PORTION AROUND THE MARGINAL EDGES THEREOF, DEPOSITING A PLASTIC-LIKE MATERIAL AT LEAST AROUND SAID MARGINAL EDGES OF SAID CAP INTERIORLY THEREOF, PRESSING SAID CAP ONTO SAID CONTAINER WITH A GENERALLY VERTICAL MOTION, AND CAUSING SAID PLASTICLIKE MATERIAL TO FLOW AND SET THEREBY FORMING A CAM MEANS FOR CO-OPERATING WITH CAM MEANS ON SAID CONTAINER TO ASSIST IN CAMMING SAID CAP UPWARDLY ON RELATIVE ROTATION BETWEEN SAID CAP AND CONTAINER.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |