Patent US3125459A successfully refreshed from Google Patents.
US3125459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing elastoueric polymer
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:45
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/78; B29C70/80; B29D; B29D99/00; B29D99/0053; B29C43/00; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD OF MAKING A GASKET FOR A CONTAINER CLOSURE WHICH INCLUDES THE ESSENTIAL STEPS OF APPLYING TO THE CLOSURE AN ANNULUS OF FLUID COMPRISING A WATER DISPERSION OF AN ELASTOMERIC POLYMER, HEATING SAID ANNULUS TO A RELATIVELY HIGH TEMPERATURE TO DRIVE OFF THE WATER IN NOT MORE THAN 10 MINUTES, LEAVING BEHIND ON THE CLOSURE A RING OF ELASTOMERIC POLYMER CONTAINING A MULTIPLICITY OF INTERCON-
Claim 2
Independent Claim
66 words
A METHOD OF MAKING A GASKET FOR A CONTAINER CLOSURE WHICH INCLUDES THE ESSENTIAL STEPS OF APPLYING TO THE CLOSURE AN ANNULUS OF FLUID COMPRISING A WATER DISPERSION OF AN ELASTOMERIC POLYMER, HEATING SAID ANNULUS TO A RELATIVELY HIGH TEMPERATURE TO DRIVE OFF THE WATER IN NOT MORE THAN 10 MINUTES, LEAVING BEHIND ON THE CLOSURE A RING OF ELASTOMERIC POLYMER CONTAINING A MULTIPLICITY OF INTERCON-
References Cited (Backward Citations)
CA615282A
Cited
US1427133A
Cited
US2114308A
Cited
US2336944A
Cited
US2706183A
Cited
US2684774A
Cited
US3032826A
Cited
US3037474A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |