US3274662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positioning machine
Assignee: Dow Chemical Co
•
Filing: 1961-01-23
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Granted: 1966-09-27
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Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Robert M Jackman
- 👤 Jerry L Allswede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:41
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; C03B23/217; H; H01; H01J; H01J29/00; H01J29/86; H01J29/87; H01J2229/00; H01J2229/87; H01J2229/875; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53191; Y10T29/53261; Y10T29/53978
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A MECHANISM FOR ALIGNING IN SPACED APART RELATIONSHIP TWO MEMBERS HAVING SUBSTANTIALLY MATING SURFACES WHICH COMPRISES A PERMETRIC RECEIVING, SPACING AND HOLDING FRAME HAVING MATCHING MEMBER LOCATING MEANS, SAID FRAME BEING PROVIDED WITH SELF-CENTERING MEANS ABOUT ITS PERIPHERY; A MATCHING MEMBER MOVING ELEMENT, SAID MOVING ELEMENT CONSISTING OF A FRAME NETWORK HAVING SELFCENTERING MATING ENGAGEMENT MEANS TO MATE WITH SAID HOLDING FRAME SELF-CENTERING MEANS AND BEING PROVIDED
Claim 2
Dependent Claim
67 words
A MECHANISM FOR ALIGNING IN SPACED APART RELATIONSHIP TWO MEMBERS HAVING SUBSTANTIALLY MATING SURFACES WHICH COMPRISES A PERMETRIC RECEIVING, SPACING AND HOLDING FRAME HAVING MATCHING MEMBER LOCATING MEANS, SAID FRAME BEING PROVIDED WITH SELF-CENTERING MEANS ABOUT ITS PERIPHERY; A MATCHING MEMBER MOVING ELEMENT, SAID MOVING ELEMENT CONSISTING OF A FRAME NETWORK HAVING SELFCENTERING MATING ENGAGEMENT MEANS TO MATE WITH SAID HOLDING FRAME SELF-CENTERING MEANS AND BEING PROVIDED
References Cited (Backward Citations)
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US2832602A
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US2895739A
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US3082513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |