Patent US3315976A successfully refreshed from Google Patents.
US3315976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two wheel dolly
Assignee: Reedrill Inc
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Filing: 1965-03-22
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Granted: 1967-04-25
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 William E Thiermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:21
CPC Classifications
B; B62; B62D; B62D13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A DOLLY COMPRISING A TRANSVERSE FRAME MEMBER ADAPTED TO SUPPORT A LOAD, A SINGLE PAIR OF WHEELS SUPPORTING SAID MEMBER FREELY FOR TRANSLATION IN ANY DIRECTION, A WHEEL CARRYING ARM PIVOTALLY CONNECTING EACH WHEEL TO A CORRESPONDING END OF SAID TRANSVERSE MEMBER UPON A VERTICAL AXIS CENTRALLY OF THE WHEEL, A STEERING ARM EXTENDING FORWARDLY FROM EACH OF SAID WHEEL CARRYING ARMS GENERALLY IN THE LONGITUDINAL PLANE OF THE CORRESPONDING WHEEL, A STEERING TIE ROD CONNECTING SAID STEERING ARMS AND PIVOTED THERETO AT THE FORWARD ENDS THEREOF TO PROVIDE A PARALLELOGRAM SYSTEM OF STEERING CONTROL FOR
Claim 2
Dependent Claim
96 words
A DOLLY COMPRISING A TRANSVERSE FRAME MEMBER ADAPTED TO SUPPORT A LOAD, A SINGLE PAIR OF WHEELS SUPPORTING SAID MEMBER FREELY FOR TRANSLATION IN ANY DIRECTION, A WHEEL CARRYING ARM PIVOTALLY CONNECTING EACH WHEEL TO A CORRESPONDING END OF SAID TRANSVERSE MEMBER UPON A VERTICAL AXIS CENTRALLY OF THE WHEEL, A STEERING ARM EXTENDING FORWARDLY FROM EACH OF SAID WHEEL CARRYING ARMS GENERALLY IN THE LONGITUDINAL PLANE OF THE CORRESPONDING WHEEL, A STEERING TIE ROD CONNECTING SAID STEERING ARMS AND PIVOTED THERETO AT THE FORWARD ENDS THEREOF TO PROVIDE A PARALLELOGRAM SYSTEM OF STEERING CONTROL FOR
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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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |