US3231256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Springs embodying closed cell elastomeric material
Assignee: Dike-O-Seal Inc
•
Filing: 1964-12-04
•
Granted: 1966-01-25
•
Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 Richard L Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:17
CPC Classifications
C; C23; C23F; C23F1/00; C23F1/02; F; F16; F16F; F16F1/00; F16F1/36; F16F1/3605; F16F9/00; F16F9/02; F16F9/04; H; H05; H05K; H05K3/00; H05K3/0011; H05K3/0017; H05K3/002; H05K3/40; H05K3/42; H05K3/429; H05K3/46; H05K3/4611; H05K3/4623; H05K2201/00; H05K2201/03; H05K2201/0302; H05K2201/0305; H05K2201/09; H05K2201/09209; H05K2201/095; H05K2201/09536; H05K2203/00; H05K2203/05; H05K2203/0548; H05K2203/0554; H05K2203/11; H05K2203/1184; H05K3/4038; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T29/49165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN COMBINATION: A FIRST, RELATIVELY RIGID PART HAVING A RECESS, A BUTTON-LIKE FLEXIBLY DEFORMABLE AND RESILIENTLY BULK COMPRESSIBLE SPRING BODY OF SMALL CLOSED, DISCRETE GAS-FILLED, BUBBLES WITH COMMON WALLS OF FLEXIBLE MATERIAL, SAID RECESS CONFINING A SUBSTANTIAL PORTION OF THE INITIAL VOLUME OF SAID BODY AGAINST FLOW, SAID SPRING BODY HAVING AT LEAST ONE INTEGRAL PROJECTION EXTENDING OUTWARDLY FROM SAID RECESS, THE RELATIVE INITIAL VOLUMES OF SAID CONFINING RECESS, OF SAID TOTAL GAS VOLUME OF SAID BUBBLES AND OF SAID PROJECTION PERMITTING SUBSTANTIALLY THE ENTIRE VOLUME OF SAID PROJECTION TO BE COMPRESSIVELY DEFORMED AND DISPLACED INTO THE INITIAL VOLUME OF SAID CONFINED PORTION BY COMPRESSION OF THE GAS IN SAID BUBBLES AND SAID PROJECTION HAVING AN OUTER END TO BE ENGAGED AND MOVED BY A SECOND PART TO BULK COMPRESS SAID PROJECTION INTO SAID CONFINED PORTION THEREBY TO RESIST MOVEMENT OF SAID SECOND PART TOWARD SAID RIGID PART.
Claim 2
Dependent Claim
148 words
IN COMBINATION: A FIRST, RELATIVELY RIGID PART HAVING A RECESS, A BUTTON-LIKE FLEXIBLY DEFORMABLE AND RESILIENTLY BULK COMPRESSIBLE SPRING BODY OF SMALL CLOSED, DISCRETE GAS-FILLED, BUBBLES WITH COMMON WALLS OF FLEXIBLE MATERIAL, SAID RECESS CONFINING A SUBSTANTIAL PORTION OF THE INITIAL VOLUME OF SAID BODY AGAINST FLOW, SAID SPRING BODY HAVING AT LEAST ONE INTEGRAL PROJECTION EXTENDING OUTWARDLY FROM SAID RECESS, THE RELATIVE INITIAL VOLUMES OF SAID CONFINING RECESS, OF SAID TOTAL GAS VOLUME OF SAID BUBBLES AND OF SAID PROJECTION PERMITTING SUBSTANTIALLY THE ENTIRE VOLUME OF SAID PROJECTION TO BE COMPRESSIVELY DEFORMED AND DISPLACED INTO THE INITIAL VOLUME OF SAID CONFINED PORTION BY COMPRESSION OF THE GAS IN SAID BUBBLES AND SAID PROJECTION HAVING AN OUTER END TO BE ENGAGED AND MOVED BY A SECOND PART TO BULK COMPRESS SAID PROJECTION INTO SAID CONFINED PORTION THEREBY TO RESIST MOVEMENT OF SAID SECOND PART TOWARD SAID RIGID PART.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |