US2999679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring mount
Assignee: Bayer Corp
•
Filing: 1957-04-12
•
Granted: 1961-09-12
•
Expires: 1977-04-12
Abstract
No abstract record available.
Inventors
- 👤 Ulderup Jurgen
- 👤 Reuter Franz Gottfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:13
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/32; B60G11/34; B60G11/38; B60G11/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A SPRING MOUNT COMPRISING, IN COMBINATION, A BASE MADE OF RUBBER, SAID BASE HAVING PERFORATIONS THEREIN, AND ADAPTED TO GUIDE A LEAF SPRING AND A LAYER OF RUBBERLIKE POLYUTHRANE SUPERPOSED ON SAID BASE AND ATTACHED THERETO THROUGH A PLURALITY OF PROJECTIONS WHICH ARE INTEGRAL WITH SAID RUBBER-LIKE POLURETHANE AND PROJECT INTO SAID PERFORATIONS IN SAID BASE TO LOCK THE RUBBER-LIKE POLURETHANE THERETO.
Claim 2
Dependent Claim
62 words
A SPRING MOUNT COMPRISING, IN COMBINATION, A BASE MADE OF RUBBER, SAID BASE HAVING PERFORATIONS THEREIN, AND ADAPTED TO GUIDE A LEAF SPRING AND A LAYER OF RUBBERLIKE POLYUTHRANE SUPERPOSED ON SAID BASE AND ATTACHED THERETO THROUGH A PLURALITY OF PROJECTIONS WHICH ARE INTEGRAL WITH SAID RUBBER-LIKE POLURETHANE AND PROJECT INTO SAID PERFORATIONS IN SAID BASE TO LOCK THE RUBBER-LIKE POLURETHANE THERETO.
References Cited (Backward Citations)
US1691185A
Cited
US2027483A
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US2402528A
Cited
US2424883A
Cited
US2609570A
Cited
US2770612A
Cited
US2776135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |